Millisievert to Millirem Converter
1 millisievert is exactly 100 millirem. Convert millisieverts (mSv) to millirem (mrem) below: type a value and the result updates as you type.
mSv to mrem calculator
Result
Millisievert to Millirem conversion
1 mSv = 100 mremone millisievert in millirem
1 mrem = 0.01 mSvone millirem in millisieverts
Millisievert (mSv): One thousandth of a sievert. Natural background radiation is a few mSv per year.
Millirem (mrem): One thousandth of a rem: exactly 10 µSv.
Source:Millisievert: SI Brochure, 9th edition (BIPM, 2019); Millirem: NIST Special Publication 811 (2008), Appendix B.8
How to convert millisieverts to millirem
To convert millisieverts to millirem, multiply the number of millisieverts by 100.
Formula
mrem = mSv × 100
Examples
- 5 mSv = 5 × 100 = 500 mrem
- 25 mSv = 25 × 100 = 2500 mrem
- 100 mSv = 100 × 100 = 10000 mrem
Millisievert to Millirem conversion table
| Millisievert (mSv) | Millirem (mrem) |
|---|---|
| 0.1 mSv | 10 mrem |
| 0.5 mSv | 50 mrem |
| 1 mSv | 100 mrem |
| 2 mSv | 200 mrem |
| 3 mSv | 300 mrem |
| 5 mSv | 500 mrem |
| 10 mSv | 1000 mrem |
| 20 mSv | 2000 mrem |
| 25 mSv | 2500 mrem |
| 50 mSv | 5000 mrem |
| 100 mSv | 10000 mrem |
| 250 mSv | 25000 mrem |
| 500 mSv | 50000 mrem |
| 1000 mSv | 100000 mrem |
Values rounded to 10 significant digits where needed.
Frequently asked questions
- How many millirem are in one millisievert?
- One millisievert is exactly 100 millirem.
- How do I convert millirem to millisieverts?
- To convert millirem to millisieverts, multiply the number of millirem by 0.01. The formula is mSv = mrem × 0.01.
- Is this conversion exact?
- Yes. Both units have exact definitions and the factor 100 is exact. Displayed results are only rounded when they have many decimal places.
- Which is larger, a millisievert or a millirem?
- A millisievert is 100 times larger than a millirem. In other words, a millirem is exactly 1/100 of a millisievert.