Convert curies to millicuries
1 Ci = 1000 mCi — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
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Show this value in all 13 radioactivity units
- Terabecquerels TBq 0.037
- Gigabecquerels GBq 37
- Megabecquerels MBq 37 000
- Kilobecquerels kBq 37 000 000
- Becquerels Bq 37 000 000 000
- Curies Ci 1
- Millicuries mCi 1000
- Microcuries µCi 1 000 000
- Nanocuries nCi 1 000 000 000
- Picocuries pCi 1 000 000 000 000
- Rutherfords Rd 37 000
- Disintegration per minutes dpm 2 220 000 000 000
- Disintegration per seconds dps 37 000 000 000
Every row is Curie (Ci) converted through the becquerel, in exact rational arithmetic.
How to convert curies to millicuries
Multiply the number of curies by 1000 to get millicuries.
The exact factor is 1000 .
Curie: Exactly 3.7 × 10¹⁰ Bq — originally the activity of one gram of radium-226.
Millicurie: Nuclear-medicine doses.
Curie to Millicurie conversion table
| Curies (Ci) | Millicuries (mCi) |
|---|---|
| 1 Ci | 1000 |
| 2 Ci | 2000 |
| 3 Ci | 3000 |
| 5 Ci | 5000 |
| 10 Ci | 10 000 |
| 20 Ci | 20 000 |
| 25 Ci | 25 000 |
| 50 Ci | 50 000 |
| 100 Ci | 100 000 |
| 250 Ci | 250 000 |
| 500 Ci | 500 000 |
| 1000 Ci | 1 000 000 |
Millicurie to Curie conversion table
| Millicuries (mCi) | Curies (Ci) |
|---|---|
| 1 mCi | 0.001 |
| 2 mCi | 0.002 |
| 3 mCi | 0.003 |
| 5 mCi | 0.005 |
| 10 mCi | 0.01 |
| 20 mCi | 0.02 |
| 25 mCi | 0.025 |
| 50 mCi | 0.05 |
| 100 mCi | 0.1 |
| 250 mCi | 0.25 |
| 500 mCi | 0.5 |
| 1000 mCi | 1 |
Frequently asked
How many millicuries are in a curie?
One curie equals 1000 millicuries (Ci → mCi). That figure is exact, not rounded.
How do you convert curies to millicuries?
Multiply the number of curies by 1000 to get millicuries.
What is 1 mCi in curies?
One millicurie is 0.001 curies.
What is 10 Ci in mCi?
10 Ci = 10 000 mCi.
What exactly is a curie?
Exactly 3.7 × 10¹⁰ Bq — originally the activity of one gram of radium-226.
What exactly is a millicurie?
Nuclear-medicine doses.