Convertir les unités de longueur


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Convertissez en ligne les unités de longueur (distance).

Unités de longueur/distance

Unités standards
m : mètre
km : kilomètre
hm : hectomètre
dam : décamètre
dm : decimètre
cm : centimètre
mm : milimètre
µm : micromètre

Système impérial
in : pouce ou inch
ft : pied ou foot
yd : yard
mi : mile
ch : chaine
fur : furlong
rd : perche ou rod
ftm : brasse ou fathom
h : main ou hand

Petites unités
nm : nanomètre
pm : picomètre
A : Angstrom
fm : femtomètre
am : attomètre
zm : zeptomètre
ym : yoctomètre

Grandes unités
Mm : mégamètre
Gm : gigamètre
Tm : téramètre
Pm : pétamètre
Em : examètre
Zm : zettamètre
Ym : yottamètre

Unités astronomiques
TL : distance terre lune
al : année lumière
ua : unité astronomique
pc : parsec
seml : semaine lumière
jl : jour lumière
hl : heure lumière
ml : minute lumière
secl : seconde lumière

Unité marine et aérienne
NM : mille marin

Tableaux de conversion d'unités de longueur/distance

Unités standards / Unités standards
# m km hm dam dm cm mm µm
1 m = 10.0010.010.11010010001.0e+6
1 km = 1000110100100001000001.0e+61.0e+9
1 hm = 1000.11101000100001000001.0e+8
1 dam = 100.010.111001000100001.0e+7
1 dm = 0.10.00010.0010.01110100100000
1 cm = 0.011.0e-50.00010.0010.111010000
1 mm = 0.0011.0e-61.0e-50.00010.010.111000
1 µm = 1.0e-61.0e-91.0e-81.0e-71.0e-50.00010.0011

Unités standards / Système impérial
# in ft yd mi ch fur rd ftm h
1 m = 39.37013.28081.09360.00060.04970.0050.19880.54689.8425
1 km = 39370.07873280.83991093.61330.621449.70974.971198.8388546.80669842.5197
1 hm = 3937.0079328.084109.36130.06214.9710.497119.883954.6807984.252
1 dam = 393.700832.808410.93610.00620.49710.04971.98845.468198.4252
1 dm = 3.9370.32810.10940.00010.0050.00050.01990.05470.9843
1 cm = 0.39370.03280.01096.2137e-60.00054.971e-50.0020.00550.0984
1 mm = 0.03940.00330.00116.2137e-74.971e-54.971e-60.00020.00050.0098
1 µm = 3.937e-53.2808e-61.0936e-66.2137e-104.971e-84.971e-91.9884e-75.4681e-79.8425e-6

Unités standards / Petites unités
# nm pm A fm am zm ym
1 m = 1.0e+91.0e+121.0e+101.0e+151.0e+181.0e+211.0e+24
1 km = 1.0e+121.0e+151.0e+131.0e+181.0e+211.0e+241.0e+27
1 hm = 1.0e+111.0e+141.0e+121.0e+171.0e+201.0e+231.0e+26
1 dam = 1.0e+101.0e+131.0e+111.0e+161.0e+191.0e+221.0e+25
1 dm = 1.0e+81.0e+111.0e+91.0e+141.0e+171.0e+201.0e+23
1 cm = 1.0e+71.0e+101.0e+81.0e+131.0e+161.0e+191.0e+22
1 mm = 1.0e+61.0e+91.0e+71.0e+121.0e+151.0e+181.0e+21
1 µm = 10001.0e+6100001.0e+91.0e+121.0e+151.0e+18

Unités standards / Grandes unités
# Mm Gm Tm Pm Em Zm Ym
1 m = 1.0e-61.0e-91.0e-121.0e-151.0e-181.0e-211.0e-24
1 km = 0.0011.0e-61.0e-91.0e-121.0e-151.0e-181.0e-21
1 hm = 0.00011.0e-71.0e-101.0e-131.0e-161.0e-191.0e-22
1 dam = 1.0e-51.0e-81.0e-111.0e-141.0e-171.0e-201.0e-23
1 dm = 1.0e-71.0e-101.0e-131.0e-161.0e-191.0e-221.0e-25
1 cm = 1.0e-81.0e-111.0e-141.0e-171.0e-201.0e-231.0e-26
1 mm = 1.0e-91.0e-121.0e-151.0e-181.0e-211.0e-241.0e-27
1 µm = 1.0e-121.0e-151.0e-181.0e-211.0e-241.0e-271.0e-30

Unités standards / Unité marine et aérienne
# NM
1 m = 0.0005
1 km = 0.54
1 hm = 0.054
1 dam = 0.0054
1 dm = 0.0001
1 cm = 5.3996e-6
1 mm = 5.3996e-7
1 µm = 5.3996e-10

Système impérial / Unités standards
# m km hm dam dm cm mm µm
1 in = 0.02542.54e-50.00030.00250.2542.5425.425400
1 ft = 0.30480.00030.0030.03053.04830.48304.83.048e+5
1 yd = 0.91440.00090.00910.09149.14491.44914.49.144e+5
1 mi = 1609.3441.609316.0934160.934416093.441.6093e+51.6093e+61.6093e+9
1 ch = 20.11680.02010.20122.0117201.1682011.6820116.82.0117e+7
1 fur = 201.1680.20122.011720.11682011.6820116.82.0117e+52.0117e+8
1 rd = 5.02920.0050.05030.502950.292502.925029.25.0292e+6
1 ftm = 1.82880.00180.01830.182918.288182.881828.81.8288e+6
1 h = 0.10160.00010.0010.01021.01610.16101.61.016e+5

Système impérial / Système impérial
# in ft yd mi ch fur rd ftm h
1 in = 10.08330.02781.5783e-50.00130.00010.00510.01390.25
1 ft = 1210.33330.00020.01520.00150.06060.16673
1 yd = 36310.00060.04550.00450.18180.59
1 mi = 6336052801760180832088015840
1 ch = 79266220.012510.1411198
1 fur = 79206602200.125101401101980
1 rd = 19816.55.50.00310.250.02512.7549.5
1 ftm = 72620.00110.09090.00910.3636118
1 h = 40.33330.11110.00010.00510.00050.02020.05561

Système impérial / Petites unités
# nm pm A fm am zm ym
1 in = 2.54e+72.54e+102.54e+82.54e+132.54e+162.54e+192.54e+22
1 ft = 3.048e+83.048e+113.048e+93.048e+143.048e+173.048e+203.048e+23
1 yd = 9.144e+89.144e+119.144e+99.144e+149.144e+179.144e+209.144e+23
1 mi = 1.6093e+121.6093e+151.6093e+131.6093e+181.6093e+211.6093e+241.6093e+27
1 ch = 2.0117e+102.0117e+132.0117e+112.0117e+162.0117e+192.0117e+222.0117e+25
1 fur = 2.0117e+112.0117e+142.0117e+122.0117e+172.0117e+202.0117e+232.0117e+26
1 rd = 5.0292e+95.0292e+125.0292e+105.0292e+155.0292e+185.0292e+215.0292e+24
1 ftm = 1.8288e+91.8288e+121.8288e+101.8288e+151.8288e+181.8288e+211.8288e+24
1 h = 1.016e+81.016e+111.016e+91.016e+141.016e+171.016e+201.016e+23

Petites unités / Unités standards
# m km hm dam dm cm mm µm
1 nm = 1.0e-91.0e-121.0e-111.0e-101.0e-81.0e-71.0e-60.001
1 pm = 1.0e-121.0e-151.0e-141.0e-131.0e-111.0e-101.0e-91.0e-6
1 A = 1.0e-101.0e-131.0e-121.0e-111.0e-91.0e-81.0e-70.0001
1 fm = 1.0e-151.0e-181.0e-171.0e-161.0e-141.0e-131.0e-121.0e-9
1 am = 1.0e-181.0e-211.0e-201.0e-191.0e-171.0e-161.0e-151.0e-12
1 zm = 1.0e-211.0e-241.0e-231.0e-221.0e-201.0e-191.0e-181.0e-15
1 ym = 1.0e-241.0e-271.0e-261.0e-251.0e-231.0e-221.0e-211.0e-18

Petites unités / Système impérial
# in ft yd mi ch fur rd ftm h
1 nm = 3.937e-83.2808e-91.0936e-96.2137e-134.971e-114.971e-121.9884e-105.4681e-109.8425e-9
1 pm = 3.937e-113.2808e-121.0936e-126.2137e-164.971e-144.971e-151.9884e-135.4681e-139.8425e-12
1 A = 3.937e-93.2808e-101.0936e-106.2137e-144.971e-124.971e-131.9884e-115.4681e-119.8425e-10
1 fm = 3.937e-143.2808e-151.0936e-156.2137e-194.971e-174.971e-181.9884e-165.4681e-169.8425e-15
1 am = 3.937e-173.2808e-181.0936e-186.2137e-224.971e-204.971e-211.9884e-195.4681e-199.8425e-18
1 zm = 3.937e-203.2808e-211.0936e-216.2137e-254.971e-234.971e-241.9884e-225.4681e-229.8425e-21
1 ym = 3.937e-233.2808e-241.0936e-246.2137e-284.971e-264.971e-271.9884e-255.4681e-259.8425e-24

Petites unités / Petites unités
# nm pm A fm am zm ym
1 nm = 11000101.0e+61.0e+91.0e+121.0e+15
1 pm = 0.00110.0110001.0e+61.0e+91.0e+12
1 A = 0.110011000001.0e+81.0e+111.0e+14
1 fm = 1.0e-60.0011.0e-5110001.0e+61.0e+9
1 am = 1.0e-91.0e-61.0e-80.001110001.0e+6
1 zm = 1.0e-121.0e-91.0e-111.0e-60.00111000
1 ym = 1.0e-151.0e-121.0e-141.0e-91.0e-60.0011

Petites unités / Grandes unités
# Mm Gm Tm Pm Em Zm Ym
1 nm = 1.0e-151.0e-181.0e-211.0e-241.0e-271.0e-301.0e-33
1 pm = 1.0e-181.0e-211.0e-241.0e-271.0e-301.0e-331.0e-36
1 A = 1.0e-161.0e-191.0e-221.0e-251.0e-281.0e-311.0e-34
1 fm = 1.0e-211.0e-241.0e-271.0e-301.0e-331.0e-361.0e-39
1 am = 1.0e-241.0e-271.0e-301.0e-331.0e-361.0e-391.0e-42
1 zm = 1.0e-271.0e-301.0e-331.0e-361.0e-391.0e-421.0e-45
1 ym = 1.0e-301.0e-331.0e-361.0e-391.0e-421.0e-451.0e-48

Grandes unités / Unités standards
# m km hm dam dm cm mm µm
1 Mm = 1.0e+61000100001000001.0e+71.0e+81.0e+91.0e+12
1 Gm = 1.0e+91.0e+61.0e+71.0e+81.0e+101.0e+111.0e+121.0e+15
1 Tm = 1.0e+121.0e+91.0e+101.0e+111.0e+131.0e+141.0e+151.0e+18
1 Pm = 1.0e+151.0e+121.0e+131.0e+141.0e+161.0e+171.0e+181.0e+21
1 Em = 1.0e+181.0e+151.0e+161.0e+171.0e+191.0e+201.0e+211.0e+24
1 Zm = 1.0e+211.0e+181.0e+191.0e+201.0e+221.0e+231.0e+241.0e+27
1 Ym = 1.0e+241.0e+211.0e+221.0e+231.0e+251.0e+261.0e+271.0e+30

Grandes unités / Système impérial
# in ft yd mi ch fur rd ftm h
1 Mm = 3.937e+73.2808e+61.0936e+6621.371249709.69544970.96951.9884e+55.4681e+59.8425e+6
1 Gm = 3.937e+103.2808e+91.0936e+96.2137e+54.971e+74.971e+61.9884e+85.4681e+89.8425e+9
1 Tm = 3.937e+133.2808e+121.0936e+126.2137e+84.971e+104.971e+91.9884e+115.4681e+119.8425e+12
1 Pm = 3.937e+163.2808e+151.0936e+156.2137e+114.971e+134.971e+121.9884e+145.4681e+149.8425e+15
1 Em = 3.937e+193.2808e+181.0936e+186.2137e+144.971e+164.971e+151.9884e+175.4681e+179.8425e+18
1 Zm = 3.937e+223.2808e+211.0936e+216.2137e+174.971e+194.971e+181.9884e+205.4681e+209.8425e+21
1 Ym = 3.937e+253.2808e+241.0936e+246.2137e+204.971e+224.971e+211.9884e+235.4681e+239.8425e+24

Grandes unités / Petites unités
# nm pm A fm am zm ym
1 Mm = 1.0e+151.0e+181.0e+161.0e+211.0e+241.0e+271.0e+30
1 Gm = 1.0e+181.0e+211.0e+191.0e+241.0e+271.0e+301.0e+33
1 Tm = 1.0e+211.0e+241.0e+221.0e+271.0e+301.0e+331.0e+36
1 Pm = 1.0e+241.0e+271.0e+251.0e+301.0e+331.0e+361.0e+39
1 Em = 1.0e+271.0e+301.0e+281.0e+331.0e+361.0e+391.0e+42
1 Zm = 1.0e+301.0e+331.0e+311.0e+361.0e+391.0e+421.0e+45
1 Ym = 1.0e+331.0e+361.0e+341.0e+391.0e+421.0e+451.0e+48

Grandes unités / Grandes unités
# Mm Gm Tm Pm Em Zm Ym
1 Mm = 10.0011.0e-61.0e-91.0e-121.0e-151.0e-18
1 Gm = 100010.0011.0e-61.0e-91.0e-121.0e-15
1 Tm = 1.0e+6100010.0011.0e-61.0e-91.0e-12
1 Pm = 1.0e+91.0e+6100010.0011.0e-61.0e-9
1 Em = 1.0e+121.0e+91.0e+6100010.0011.0e-6
1 Zm = 1.0e+151.0e+121.0e+91.0e+6100010.001
1 Ym = 1.0e+181.0e+151.0e+121.0e+91.0e+610001

Unités astronomiques / Unités standards
# m km hm dam dm cm mm µm
1 TL = 3.844e+83.844e+53.844e+63.844e+73.844e+93.844e+103.844e+113.844e+14
1 al = 9.4607e+159.4607e+129.4607e+139.4607e+149.4607e+169.4607e+179.4607e+189.4607e+21
1 ua = 1.496e+111.496e+81.496e+91.496e+101.496e+121.496e+131.496e+141.496e+17
1 pc = 3.0857e+163.0857e+133.0857e+143.0857e+153.0857e+173.0857e+183.0857e+193.0857e+22
1 seml = 1.8131e+141.8131e+111.8131e+121.8131e+131.8131e+151.8131e+161.8131e+171.8131e+20
1 jl = 2.5902e+132.5902e+102.5902e+112.5902e+122.5902e+142.5902e+152.5902e+162.5902e+19
1 hl = 1.0793e+121.0793e+91.0793e+101.0793e+111.0793e+131.0793e+141.0793e+151.0793e+18
1 ml = 1.7988e+101.7988e+71.7988e+81.7988e+91.7988e+111.7988e+121.7988e+131.7988e+16
1 secl = 2.9979e+82.9979e+52.9979e+62.9979e+72.9979e+92.9979e+102.9979e+112.9979e+14

Unités astronomiques / Grandes unités
# Mm Gm Tm Pm Em Zm Ym
1 TL = 384.40.38440.00043.844e-73.844e-103.844e-133.844e-16
1 al = 9.4607e+99.4607e+69460.73059.46070.00959.4607e-69.4607e-9
1 ua = 1.496e+5149.59790.14960.00011.496e-71.496e-101.496e-13
1 pc = 3.0857e+103.0857e+730856.775830.85680.03093.0857e-53.0857e-8
1 seml = 1.8131e+81.8131e+5181.31450.18130.00021.8131e-71.8131e-10
1 jl = 2.5902e+725902.068425.90210.02592.5902e-52.5902e-82.5902e-11
1 hl = 1.0793e+61079.25281.07930.00111.0793e-61.0793e-91.0793e-12
1 ml = 17987.547517.98750.0181.7988e-51.7988e-81.7988e-111.7988e-14
1 secl = 299.79250.29980.00032.9979e-72.9979e-102.9979e-132.9979e-16

Unité marine et aérienne / Unités standards
# m km hm dam dm cm mm µm
1 NM = 18521.85218.52185.2185201.852e+51.852e+61.852e+9

Unité marine et aérienne / Système impérial
# in ft yd mi ch fur rd ftm h
1 NM = 72913.38586076.11552025.37181.150892.06249.2062368.24941012.685918228.3465

Voir aussi

Conversion d'unités