Quick answer: 1 Radian in Gradian
1 rad equals 63.661977 grad. To convert Radian to Gradian, multiply by 63.661977 using the free calculator above — no signup needed.
Angle units
Every unit in this category with its exact value. Click any card to open its converter.
About Angle Converter
The Angle Converter converts between 5 different units, including Degree, Radian, Gradian, Arcminute, Arcsecond. The base unit is the Degree, and every other unit on this page is defined as an exact multiple of it. Type any value into the calculator above to convert instantly — free, unlimited, no signup and nothing to install.
Common equivalents: 1 Degree = 0.0174533 Radian, 1.111111 Gradian, 60 Arcminute.
Scale of this category: the smallest unit is the Arcsecond (") and the largest is the Radian (rad).
Last updated: 2026-09-15
Angle conversion factors
| Unit | Symbol | Value in Degree |
|---|---|---|
| Degree | ° | 1 ° = 1 ° |
| Radian | rad | 1 rad = 57.29578 ° |
| Gradian | grad | 1 grad = 0.9 ° |
| Arcminute | ' | 1 ' = 0.0166667 ° |
| Arcsecond | " | 1 " = 0.000277778 ° |
Worked Examples
See exactly how the conversion works with real numbers, step by step.
How much is 1 Radian in Gradian?
- Multiply 1 by the conversion factor 63.661977
- 1 Radian = 63.661977 Gradian
How much is 5 Radian in Gradian?
- Multiply 5 by the conversion factor 63.661977
- 5 Radian = 318.309886 Gradian
How much is 25 Radian in Gradian?
- Multiply 25 by the conversion factor 63.661977
- 25 Radian = 1591.55 Gradian
Quick Conversion Reference Table
| Radian (rad) | Gradian (grad) |
|---|---|
| 1 rad (Radian) | 63.661977 grad (Gradian) |
| 2 rad (Radian) | 127.323954 grad (Gradian) |
| 5 rad (Radian) | 318.309886 grad (Gradian) |
| 10 rad (Radian) | 636.619772 grad (Gradian) |
| 20 rad (Radian) | 1273.24 grad (Gradian) |
| 50 rad (Radian) | 3183.1 grad (Gradian) |
| 100 rad (Radian) | 6366.2 grad (Gradian) |
| 500 rad (Radian) | 31830.99 grad (Gradian) |
| 1000 rad (Radian) | 63661.98 grad (Gradian) |
Popular Angle Converter Conversions
Jump straight to the exact conversion you need — every pair has its own page.
Share this conversion
Grab a Pinterest-ready image (1000 × 1500) or pin this page directly.
How to Use This Converter
- Enter your value
Type any number into the input field above. The result updates instantly as you type — no button needed.
- Choose your units
Pick the source and target units from the dropdowns, or tap ⇄ to swap them around.
- Copy or explore
Copy the result with one tap, check the formula, or browse the worked examples and reference table below.
FAQ
How much is 1 Radian in Gradian?
1 Radian = 63.661977 Gradian.
How do I convert Radian to Gradian?
Enter your value in Radian into the converter above and the result in Gradian appears instantly. 1 rad equals 63.661977 grad — just multiply your value by 63.661977.
What is the formula for Radian to Gradian?
The formula is: value in Gradian = value in Radian × 63.661977. For example, 5 rad × 63.661977 = 318.309886 grad.
Is this Radian to Gradian converter free and accurate?
Yes. This Radian to Gradian converter is 100% free, uses the exact international conversion factor (63.661977), and works on any device with no signup.
How do I convert Gradian back to Radian?
To convert back, divide by 63.661977 (or multiply by 0.015708). You can also use our dedicated How Many Radian in 1 Gradian? page for instant results.
Do I need to download an app or sign up?
No. The converter runs entirely in your browser — nothing to install, no account, no fees. It even keeps working offline once the page has loaded.
Which Angle units are supported?
This converter supports 5 units: Degree, Radian, Gradian, Arcminute, Arcsecond.