Radian to Gradian Converter
Convert radians to gradians with this free angle converter. The exact relationship used on this page is 1 radian = 63.6619772368 gradians. Type any number — the result updates instantly, works on phones and desktops, and is ready to copy into homework, a spec sheet, or a shopping list.
Formula: Gradian = Radian × 63.6619772368
How to convert radians to gradians
- Enter the value in radians in the converter.
- Read the equivalent amount in gradians.
- Use the swap link if you need gradian to radian instead.
- Check the table for common values without typing.
Worked examples
- 1 rad = 63.66197724 gon
- 5 rad = 318.3098862 gon
- 10 rad = 636.6197724 gon
- 25 rad = 1,591.549431 gon
Conversion table
Common radians values converted to gradians.
| rad | gon |
|---|---|
| 1 | 63.66197724 |
| 2 | 127.3239545 |
| 3 | 190.9859317 |
| 4 | 254.6479089 |
| 5 | 318.3098862 |
| 6 | 381.9718634 |
| 7 | 445.6338407 |
| 8 | 509.2958179 |
| 9 | 572.9577951 |
| 10 | 636.6197724 |
| 20 | 1,273.239545 |
| 50 | 3,183.098862 |
| 100 | 6,366.197724 |
| 250 | 15,915.49431 |
| 500 | 31,830.98862 |
| 1,000 | 63,661.97724 |
About this conversion
Radian (rad) and Gradian (gon) are both angle units. Angles appear in geometry, navigation, CGI, and engineering. Bookmark this URL when you convert radians to gradians often, then explore related pairs in the same category if you need a different target unit.
Need the other direction? Open the gradian to radian converter.
FAQ
How many gradians are in 1 radian?+
1 radian equals 63.6619772368 gradians.
What is the formula to convert radians to gradians?+
Gradian = Radian × 63.6619772368
How do I convert radians to gradians by hand?+
Multiply the radian value by 63.6619772368. Example: 10 radians × 63.6619772368 = 636.619772368 gradians.
Is this rad to gon converter accurate?+
Yes. Linear conversions use internationally agreed factors relative to SI. Temperature and inverse fuel units use the standard offset or reciprocal formulas, not a guessed scale factor.