Bitcoin units
Bitcoin to satoshis
BTC → sat
0.01 BTC = 1,000,000 sats
Satoshis to bitcoin
sat → BTC
100,000 sats = 0.001 BTC
Millibitcoins to satoshis
mBTC → sat
1 mBTC = 100,000 sats
Satoshis to millibitcoins
sat → mBTC
50,000 sats = 0.5 mBTC
Bits to satoshis
bits → sat
1,000 bits = 100,000 sats
Bitcoin to bits
BTC → bits
0.005 BTC = 5,000 bits
Bitcoin units units at a glance
| Unit | Symbol | In satoshis | Defined as |
|---|---|---|---|
| Satoshi | sat | 1 | 0.00000001 BTC |
| Bit | bits | 100 | 1 µBTC = 100 sat |
| Millibitcoin | mBTC | 100,000 | 0.001 BTC |
| Bitcoin | BTC | 100,000,000 | 100,000,000 sat |
These are fixed definitions inside Bitcoin, like cents in a dollar. Prices in dollars change by the minute and aren’t included.