Monero unit converter (XMR ↔ piconero)
Type an amount in any unit; the others update instantly. One XMR is 1,000,000,000,000 piconero (the atomic unit used by wallets and RPC calls). Conversion uses exact integer maths.
Monero units
| Unit | In XMR | In piconero |
|---|---|---|
| XMR (monero) | 1 | 1,000,000,000,000 |
| millinero | 0.001 | 1,000,000,000 |
| micronero | 0.000001 | 1,000,000 |
| nanonero | 0.000000001 | 1,000 |
| piconero | 0.000000000001 | 1 |
Wallet RPC calls and block explorers usually show amounts in piconero. Fees are quoted per byte in piconero; see the fee calculator.
Frequently asked questions
How many piconero are in one XMR?
One trillion (10¹²).
What is the smallest amount of Monero?
One piconero, 0.000000000001 XMR.
Why do RPC calls use such big numbers?
They count in piconero, the atomic unit, to avoid rounding errors.