Formula
M to G conversion formula
Use this relationship for a direct conversion:
G = M x 0.001
Worked example
2 M = 0.002 G.
Every listed prefix is an exact decimal power. Binary prefixes such as Ki and Mi belong to the IEC system.
Metric Prefixes conversion
Convert Mega to Giga
1 mega (M) equals 0.001 giga (G). Enter any value below to convert from M to G.
Enter a value and choose units. Results update instantly.
1 M = 0.001 G
All Metric Prefixes units
From 1 M| Unit | Value |
|---|---|
| Nano n | 1e15 |
| Micro μ | 1e12 |
| Milli m | 1,000,000,000 |
| Centi c | 100,000,000 |
| Deci d | 10,000,000 |
| No prefix 1 | 1,000,000 |
| Deca da | 100,000 |
| Hecto h | 10,000 |
| Kilo k | 1,000 |
| Mega M | 1 |
| Giga G | 0.001 |
| Tera T | 0.000001 |
| Peta P | 0.000000001 |
| Exa E | 1e-12 |
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Quick reference
Mega to Giga table
| Mega (M) | Giga (G) |
|---|---|
| 0.01 | 0.00001 |
| 0.1 | 0.0001 |
| 1 | 0.001 |
| 2 | 0.002 |
| 5 | 0.005 |
| 10 | 0.01 |
| 25 | 0.025 |
| 50 | 0.05 |
| 100 | 0.1 |
| 1,000 | 1 |
From unit
About the mega
A factor of 10^6.
Symbol: M
To unit
About the giga
A factor of 10^9.
Symbol: G
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Source
Conversion standard
Definitions are checked against BIPM SI prefixes. Calculations use full internal precision before display rounding.
View the complete metric prefixes converterQuestions
M to G FAQ
How do you convert mega to giga?
Use the formula G = M x 0.001. 1 mega (M) equals 0.001 giga (G).
Is the M to G conversion exact?
Both unit definitions use exact factors. Only the displayed decimal may be rounded.