Length units (from small to large) are one meter, one meter, Amy, femtometer, Pimi, nano, micron, Mi Hu, sago, millimeter, centimeter, decimeter, meter, kilometer, trillion meter, Jimmy, Tammy, Paimi, Lightyear, Amy, Zemi and Yao Mi.

Common length units and conversion

Nanometer (nanometer): 1 nanometer = 10 (-9) meters (meters)

Millimeter (mm): 1 millimeter (mm) = 10 (-3) meter (m)

Cm: 1 cm = 10 (-2) meters (meters)

Decimal meter (DM): 1 decimeter (dm)=0. 1 meter (m)

Km: 1 km =1000m

Unconventional length units and conversion

Kilometer (ym): 1 kilometer (ym) = 10 (-24) meter (m)

Zepto:1=10 (-21) meters (meters)

Ami(am): 1 Ami(am)= 10(- 18)m(m)

Femto meter (FM): 1 femto meter (FM) = 10 (- 15) meter (m).

Pimi (PM): 1 pimi (PM) = 10 (- 12) m (m)

Micron (micron): 1 micron = 10 (-6) meters (meters)

Mi Hu (coordinate measuring machine): 1 Mi Hu (coordinate measuring machine) = 10 (-5) meters (meters).

Silk rice (DMM): 1 silk rice (DMM) = 10 (-4) meters (m)

Megameter (mm): 1 megameter (mm) =106m (m)

Jimmy (GM): 1 Jimmy (GM) =1×109m (m)

Tammy (TM): 1 Tammy (TM) =1×1012m (m)

Rice row (PM): 1 rice row (PM) =1×1015m (m)

Light-year: 1 light-year = = 9.46×1015m (m)

Amy (EM): 1 Amy (em) =1×1018m (m)

Zemi (zm): 1 zemi (zm) =1×1021m (m)

Yao Mi (youth): 1 Yao Mi (youth) =1×10 24m (male)