BTC to Satoshi Converter

Convert any BTC amount to Satoshis instantly, including mBTC and bits, with a full denomination reference table.

Enter Any Bitcoin Amount

Quick:

Enter a BTC/USD price to see the USD equivalent of your amount.

Satoshi
sat
Bitcoin
BTC
Millibitcoin
mBTC
Bits (µBTC)
bits

Bitcoin Denomination Reference

Unit BTC Satoshi
1 Satoshi 0.00000001 1
1 bit (µBTC) 0.000001 100
1 mBTC 0.001 100,000
0.01 BTC 0.01 1,000,000
0.1 BTC 0.1 10,000,000
1 BTC 1.00000000 100,000,000
10 BTC 10.00000000 1,000,000,000
21,000,000 BTC (max supply) 21,000,000 2,100,000,000,000,000

Click any row to load that amount into the converter.

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Summary

Convert any BTC amount to Satoshis instantly, including mBTC and bits, with a full denomination reference table.

How it works

  1. Enter a BTC amount — the Satoshi, mBTC, and bits equivalents update instantly.
  2. Or enter Satoshis, mBTC, or bits — all other fields recalculate automatically.
  3. Use the quick-pick buttons to jump to common BTC amounts.
  4. Optionally enter a BTC/USD price to see the USD equivalent of your amount.
  5. Click any result card to copy its value to your clipboard.
  6. Consult the denomination reference table to understand standard Bitcoin units.

Use cases

  • Convert a BTC wallet balance into Satoshis for Lightning Network payments.
  • Calculate how many Satoshis a small BTC fraction represents.
  • Verify micro-payment amounts expressed in bits vs. Satoshis.
  • Quickly convert mBTC amounts from exchange order books to full BTC.
  • Check the USD value of any Satoshi or BTC amount at a custom price.
  • Understand Bitcoin sub-unit denominations before sending a transaction.
  • Cross-check fee amounts shown in Satoshis against their BTC equivalents.
  • Teach or learn the relationship between BTC, mBTC, bits, and Satoshis.

Frequently Asked Questions

Last updated: 2026-07-08 · Reviewed by Nham Vu