Gigasievert is 1000000000 sievert units.
Gigasievert to Microsievert
Convert Gigasievert (GSv) to Microsievert (uSv) instantly. Free online radiation converter with formulas, tables and examples.
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Convert radioactivity, absorbed dose, and equivalent dose units by compatible radiation family.
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Some unit families need one extra value for a physically accurate result.
Microsievert is 0.000001 sievert units.
uSv = GSv × 1e+15
Results update instantly for Gigasievert to Microsievert conversions.
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Formula
1 Gigasievert = 1e+15 Microsievert
uSv = GSv × 1e+15
GSv = uSv ÷ 1e+15
Conversion table
| 1 GSv | 1e+15 uSv |
| 2 GSv | 2e+15 uSv |
| 5 GSv | 5e+15 uSv |
| 10 GSv | 1e+16 uSv |
| 20 GSv | 2e+16 uSv |
| 50 GSv | 5e+16 uSv |
| 100 GSv | 1e+17 uSv |
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Frequently asked questions
How many Microsieverts are in one Gigasievert?
One Gigasievert equals 1e+15 Microsieverts.
How do I convert Gigasievert to Microsievert?
Multiply the number of Gigasieverts by 1e+15 to get Microsieverts. To go the other way, multiply Microsieverts by 1e-15 (or divide by 1e+15) to get Gigasieverts.
Is this conversion exact?
Yes. This conversion uses the exact defined relationship between Gigasievert and Microsievert, so the result shown is mathematically precise (rounded only for display).
When is Gigasievert to Microsievert conversion commonly used?
It is commonly used in nuclear medicine, radiation safety, health physics, and scientific research involving radioactivity and radiation dose.
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About this conversion
Gigasievert and Microsievert are units used in the radiation family of measurements. Both units measure equivalent radiation dose (biological risk-weighted dose). This converter uses the precise relationship 1 Gigasievert = 1e+15 Microsieverts (equivalently 1 Microsievert = 1e-15 Gigasieverts), so results stay accurate for nuclear medicine, radiation safety, health physics, and scientific research.