Convert Gigacuries to Megacuries
Convert Gigacuries (GCi) to Megacuries (MCi) instantly and accurately.
Conversion Formula
MCi = GCi × 1000
About Gigacuries
The gigacurie (GCi) equals 3.7 × 10¹⁹ Bq. The total fission product inventory of a 1 GWe nuclear power reactor at equilibrium is ~0.5 GCi; global spent fuel inventories worldwide exceed 10 GCi; total reactor-produced tritium in the world's oceans is estimated at ~1 GCi. 1 GCi = 3.7 × 10¹⁹ Bq.
About Megacuries
The megacurie (MCi) equals 3.7 × 10¹⁶ Bq. Total radioactive inventory of a large nuclear power reactor core at shutdown is ~2000-10000 MCi; US atmospheric nuclear weapons tests released ~12000 MCi of ¹³¹I globally; high-level nuclear waste repositories are characterised in MCi. 1 MCi = 3.7 × 10¹⁶ Bq.
Quick Reference Table
| Gigacuries (GCi) | Megacuries (MCi) |
|---|---|
| 1 GCi | 1000 MCi |
| 2 GCi | 2000 MCi |
| 5 GCi | 5000 MCi |
| 10 GCi | 10000 MCi |
| 25 GCi | 25000 MCi |
| 50 GCi | 50000 MCi |
| 100 GCi | 100000 MCi |