Enter a number and the base it is written in, from 2 to 36 . Converts to every other base at once, shows what each digit of the input contributes, and stays exact on values far past 64 bits.
Decimal Value
255
255 in base 10 · needs 8 bits
Common Bases (click to copy)
Digit By Digit (each digit × 10position, summing to 255)
| Digit | Value | Weight | Contributes |
|---|---|---|---|
| 2 | 2 | 102 | 200 |
| 5 | 5 | 101 | 50 |
| 5 | 5 | 100 | 5 |
Every Base (2 through 36, click a row to copy)
| base 2 | 11111111 |
| base 3 | 100110 |
| base 4 | 3333 |
| base 5 | 2010 |
| base 6 | 1103 |
| base 7 | 513 |
| base 8 | 377 |
| base 9 | 313 |
| base 10 | 255 |
| base 11 | 212 |
| base 12 | 193 |
| base 13 | 168 |
| base 14 | 143 |
| base 15 | 120 |
| base 16 | FF |
| base 17 | F0 |
| base 18 | E3 |
| base 19 | D8 |
| base 20 | CF |
| base 21 | C3 |
| base 22 | BD |
| base 23 | B2 |
| base 24 | AF |
| base 25 | A5 |
| base 26 | 9L |
| base 27 | 9C |
| base 28 | 93 |
| base 29 | 8N |
| base 30 | 8F |
| base 31 | 87 |
| base 32 | 7V |
| base 33 | 7O |
| base 34 | 7H |
| base 35 | 7A |
| base 36 | 73 |
The highlighted row is the base you typed the number in.
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