Number Base & Roman Numeral Converter

Convert integers between decimal, hexadecimal, binary, octal and any base from 2 to 36 — exact for huge numbers — plus Roman numerals and two’s complement.

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Edit any field — all others update automatically.

Two’s complement

BitsHexBinary (2)UnsignedSigned
8————
1607EA0000 0111 1110 101020262026
32000007EA0000 0000 0000 0000 0000 0111 1110 101020262026
6400000000000007EA0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0111 1110 101020262026

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