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Money · Modern Bitcoin

Why 21 million?

Bitcoin’s issuance parameters produce a supply that converges near 21 million BTC; the exact figure results from the initial subsidy, halving interval, and integer-denominated rewards.

Why it matters

Bitcoin’s issuance parameters produce a supply that converges near 21 million BTC; the exact figure results from the initial subsidy, halving interval, and integer-denominated rewards.

Key ideas

Primary and technical sources

Bitcoin Developer DocumentationBitcoin.orgBitcoin: A Peer-to-Peer Electronic Cash SystemSatoshi Nakamoto

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