Convert cm to miles
1 cm = 6.21371e-6 mi · 1 mi = 160934 cm · Exact by definition
1 cm = 6.21371e-6 mi
The same value in other units
- millimetre
- 10 mm
- metre
- 0.01 m
- kilometre
- 1e-5 km
- inch
- 0.393701 in
- foot
- 0.0328084 ft
- yard
- 0.0109361 yd
- nautical mile
- 5.39957e-6 nmi
Settings
Digits kept in the answer. Automatic keeps six, which hides floating-point noise without losing anything real.
Convert a whole list
Paste one conversion per line, written the way you would say it: "5 km to mi". Handy for a column copied out of a spreadsheet.
Length
cm to miles: conversion table
| centimetre | mile |
|---|---|
| 1 cm | 6.21371e-6 mi |
| 2 cm | 1.24274e-5 mi |
| 3 cm | 1.86411e-5 mi |
| 5 cm | 3.10686e-5 mi |
| 10 cm | 6.21371e-5 mi |
| 20 cm | 0.000124274 mi |
| 25 cm | 0.000155343 mi |
| 50 cm | 0.000310686 mi |
| 100 cm | 0.000621371 mi |
| 250 cm | 0.00155343 mi |
| 500 cm | 0.00310686 mi |
| 1000 cm | 0.00621371 mi |
| mile | centimetre |
|---|---|
| 1 mi | 160934 cm |
| 2 mi | 321869 cm |
| 3 mi | 482803 cm |
| 5 mi | 804672 cm |
| 10 mi | 1609340 cm |
| 20 mi | 3218690 cm |
| 25 mi | 4023360 cm |
| 50 mi | 8046720 cm |
| 100 mi | 16093400 cm |
| 250 mi | 40233600 cm |
| 500 mi | 80467200 cm |
| 1000 mi | 160934000 cm |
How the conversion works
mi = cm × 6.2137119e-6
Both units are defined exactly, so the precision of the cm to miles result depends only on the number of decimal places you choose.
METHOD AND SOURCES
Where the conversion factors come from
Results are calculated from the unit definitions stored in the converter, not copied from a lookup table. For exact units, every value in the table follows from the same factor shown in the formula above.
- BIPM — SI Brochure
The official definitions of the International System of Units (SI).
- NIST SP 811 — Conversion factors
Conversion-factor tables for SI and non-SI units.
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