How to convert megahertz to hertz
To convert megahertz to hertz, multiply by 1,000,000. Frequency conversions apply to radio, audio, processors, motors and electrical systems.
Megahertz to Hertz conversion table
| Megahertz (MHz) | Hertz (Hz) |
|---|---|
| 0.1 MHz | 100,000 Hz |
| 0.5 MHz | 500,000 Hz |
| 1 MHz | 1,000,000 Hz |
| 2 MHz | 2,000,000 Hz |
| 3 MHz | 3,000,000 Hz |
| 4 MHz | 4,000,000 Hz |
| 5 MHz | 5,000,000 Hz |
| 10 MHz | 10,000,000 Hz |
| 20 MHz | 20,000,000 Hz |
| 25 MHz | 25,000,000 Hz |
| 50 MHz | 50,000,000 Hz |
| 100 MHz | 100,000,000 Hz |
| 500 MHz | 500,000,000 Hz |
| 1,000 MHz | 1,000,000,000 Hz |
About the units
Megahertz (MHz)
A megahertz is one million hertz, used for FM radio and older CPUs.
Hertz (Hz)
One hertz is one cycle per second.
How to use this converter
- Type the number of megahertz (MHz) in the input box.
- The result in hertz appears instantly — no button needed.
- See the same value in every other frequency unit just below.
- Use “Swap units” to convert hertz back to megahertz.
Tips for better results
- Double-check which system a unit belongs to (for example US vs UK gallons).
- Use the swap button to convert in the opposite direction instantly.
- Bookmark the conversions you use most — each pair has its own page.
Frequently asked questions
How many hertz are in one megahertz?
One megahertz equals 1,000,000 hertz. 1,000,000 is the exact factor used by this converter.
How do I convert megahertz to hertz?
Multiply the value in megahertz by 1,000,000. To go the other way, multiply hertz by 0.000001.
What is 10 MHz in Hz?
10 MHz = 10,000,000 Hz. Also, 5 MHz = 5,000,000 Hz and 100 MHz = 100,000,000 Hz.
What is the difference between a megahertz and a hertz?
A megahertz is one million hertz, used for FM radio and older CPUs. One hertz is one cycle per second.
Is this tool free and private?
Yes — the Megahertz to Hertz is completely free with no sign-up, and it runs entirely in your browser, so the values you enter are never uploaded to our servers.
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