Convert microcuries to curies
1 µCi = 0.000001 Ci — 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 3.7e-8
- Gigabecquerels GBq 0.000 037
- Megabecquerels MBq 0.037
- Kilobecquerels kBq 37
- Becquerels Bq 37 000
- Curies Ci 0.000 001
- Millicuries mCi 0.001
- Microcuries µCi 1
- Nanocuries nCi 1000
- Picocuries pCi 1 000 000
- Rutherfords Rd 0.037
- Disintegration per minutes dpm 2 220 000
- Disintegration per seconds dps 37 000
Every row is Microcurie (µCi) converted through the becquerel, in exact rational arithmetic.
How to convert microcuries to curies
Multiply the number of microcuries by 0.000001 to get curies.
The exact factor is 0.000001 — as a fraction, 1/1000000.
Curie: Exactly 3.7 × 10¹⁰ Bq — originally the activity of one gram of radium-226.
Microcurie to Curie conversion table
| Microcuries (µCi) | Curies (Ci) |
|---|---|
| 1 µCi | 0.000 001 |
| 2 µCi | 0.000 002 |
| 3 µCi | 0.000 003 |
| 5 µCi | 0.000 005 |
| 10 µCi | 0.000 01 |
| 20 µCi | 0.000 02 |
| 25 µCi | 0.000 025 |
| 50 µCi | 0.000 05 |
| 100 µCi | 0.0001 |
| 250 µCi | 0.000 25 |
| 500 µCi | 0.0005 |
| 1000 µCi | 0.001 |
Curie to Microcurie conversion table
| Curies (Ci) | Microcuries (µCi) |
|---|---|
| 1 Ci | 1 000 000 |
| 2 Ci | 2 000 000 |
| 3 Ci | 3 000 000 |
| 5 Ci | 5 000 000 |
| 10 Ci | 10 000 000 |
| 20 Ci | 20 000 000 |
| 25 Ci | 25 000 000 |
| 50 Ci | 50 000 000 |
| 100 Ci | 100 000 000 |
| 250 Ci | 250 000 000 |
| 500 Ci | 500 000 000 |
| 1000 Ci | 1 000 000 000 |
Frequently asked
How many curies are in a microcurie?
One microcurie equals 0.000001 curies (µCi → Ci). That figure is exact, not rounded.
How do you convert microcuries to curies?
Multiply the number of microcuries by 0.000001 to get curies.
What is 1 Ci in microcuries?
One curie is 1000000 microcuries.
What is 10 µCi in Ci?
10 µCi = 0.000 01 Ci.
What exactly is a curie?
Exactly 3.7 × 10¹⁰ Bq — originally the activity of one gram of radium-226.