uCi to Ci
1 uCi (uCi) equals 0.000001 Ci (Ci). Type a value into either box below for an instant two-way conversion. For other units, use the full unit converter.
Chinese version: 微居里转居里
Conversion factor
1 uCi = 0.000001 Ci
Reverse: 1 Ci = 1,000,000 uCi
uCi to Ci converter
uCi（uCi）
Ci（Ci）
uCi to Ci conversion table
| uCi | Ci | Detail |
|---|---|---|
| 1 | 0.000001 | 1 uCi to Ci |
| 10 | 0.00001 | 10 uCi to Ci |
| 100 | 0.0001 | 100 uCi to Ci |
| 1,000 | 0.001 | 1,000 uCi to Ci |
| 10,000 | 0.01 | 10,000 uCi to Ci |
| 1,000,000 | 1 | 1,000,000 uCi to Ci |
How to convert
To convert uCi to Ci, multiply: Ci = uCi × 0.000001
To convert Ci to uCi, divide: uCi = Ci ÷ 0.000001 (equivalently × 1,000,000).
Example: 1,000,000 uCi × 0.000001 = 1 Ci. The factor is derived from the international definition of each unit; results are shown to 4 significant figures.
Frequently asked questions
1,000,000 uCi = 1 Ci. The formula is: value in uCi × 0.000001 = value in Ci. Use the converter above to convert any value instantly.
1 Ci = 1,000,000 uCi. To convert back, divide the Ci value by 0.000001 (or multiply by 1,000,000).
Ci = uCi × 0.000001; conversely uCi = Ci ÷ 0.000001. For example, 1,000,000 uCi × 0.000001 = 1 Ci. The factor comes from the international definition of the units.
More conversions
Disclaimer: conversion factors are derived from international unit definitions and results are for reference only. For trade settlement, engineering or legal documents, follow the contract or official metrology standards.