EVERYDAY · ENGINEERING · SCIENCE

Unit conversion. Made clear.

Start with a familiar unit, type a value, and get a dependable answer with sensible precision. Fractions and scientific notation are welcome.

520units ready to convert
EVERYDAY

Length

Distance, height, thickness and astronomical length.

mi
Pm

Try a decimal, 1e-9, 1/3, or 5 1/2.

Resultmi → PmConvert international mile to petametre
HOW IT IS CALCULATED

Convert through metre

Enter a international mile value to calculate petametre with full internal precision before display rounding.

Display precisionAuto · 12 significant digits

Auto keeps up to 12 significant digits, trims unnecessary zeroes, and switches to scientific notation for extreme magnitudes.

QUICK REFERENCE

All units in this quantity

UnitSymbolConverted value
quectometrefrom miqmInteractive
rontometrefrom mirmInteractive
yoctometrefrom miymInteractive
zeptometrefrom mizmInteractive
attometrefrom miamInteractive
femtometrefrom mifmInteractive
picometrefrom mipmInteractive
nanometrefrom minmInteractive
ångströmfrom miÅInteractive
micrometrefrom miµmInteractive
millimetrefrom mimmInteractive
centimetrefrom micmInteractive
decimetrefrom midmInteractive
metrefrom mimInteractive
decametrefrom midamInteractive
hectometrefrom mihmInteractive
kilometrefrom mikmInteractive
megametrefrom miMmInteractive
gigametrefrom miGmInteractive
terametrefrom miTmInteractive
petametrefrom miPmInteractive
exametrefrom miEmInteractive
zettametrefrom miZmInteractive
yottametrefrom miYmInteractive
ronnametrefrom miRmInteractive
quettametrefrom miQmInteractive
thou / milfrom mimilInteractive
inchfrom miinInteractive
footfrom miftInteractive
yardfrom miydInteractive
chainfrom michInteractive
furlongfrom mifurInteractive
international milefrom mimiInteractive
nautical milefrom minmiInteractive
U.S. survey footfrom miftUSInteractive
typographic pointfrom miptInteractive
astronomical unitfrom miauInteractive
light-secondfrom milsInteractive
light-yearfrom milyInteractive
parsecfrom mipcInteractive

SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.