Megahertz to Gigahertz
Convert megahertz to gigahertz (MHz to GHz). 1 MHz = 0.001 GHz. Use the calculator, formula and conversion table.
How to convert megahertz to gigahertz
Multiply the amount in megahertz by 0.001 to get gigahertz. The displayed factor and results are rounded to 12 significant digits.
GHz = MHz × 0.001Worked example
1 MHz = 0.001 GHz. Change the amount in the calculator above to use your own value.
Units and assumptions
One hertz is one cycle per second. Kilohertz, megahertz and gigahertz use decimal powers of 1,000. RPM is revolutions per minute; 60 RPM equals 1 Hz.
Calculator results use floating-point arithmetic and are rounded for display. The reference table below uses up to 12 significant digits.
Megahertz to Gigahertz table
| Megahertz (MHz) | Gigahertz (GHz) |
|---|---|
| 0 | 0 |
| 1 | 0.001 |
| 5 | 0.005 |
| 10 | 0.01 |
| 25 | 0.025 |
| 100 | 0.1 |
| 1,000 | 1 |
About this conversion
What is the formula for megahertz to gigahertz?
GHz = MHz × 0.001. Multiply the amount in megahertz by 0.001 to get gigahertz. The displayed factor and results are rounded to 12 significant digits.
How do I convert back to megahertz?
Use the gigahertz to megahertz calculator to reverse this conversion. You can also use Swap units in the calculator above.
Can I use a different pair of units?
Choose another unit in the calculator, or open the frequency converter to browse all supported pairs.