Satoshi

A Satoshi is the smallest fraction of a Bitcoin that can currently be sent: 0.00000001 BTC, that is, a hundredth of a millionth BTC. In the future, however, the protocol may be updated to allow further subdivisions, should they be needed.

Further examples of units

• 1 BTC = 1,000 mBTC (millibitcoin)
• 1 BTC = 1,000,000 μBTC (microbitcoin)
• 1 BTC = 100,000,000 Satoshis
• 1 mBTC = 100,000 Satoshis
• 1 μBTC (microbitcoin) = 100 Satoshis