Enter a decimal number to convert it to hexadecimal instantly. Handy for Class 11–12 computer science — see the side-by-side reference table below, or open the full converter for all four bases at once.
base 10 → base 16 · Open the full converter →
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A number written in decimal (base 10) is rewritten in hexadecimal (base 16). For example, 255 in decimal equals FF in hexadecimal. The full converter at /tools/ shows binary, octal, decimal and hexadecimal together.
| Decimal | Hexadecimal |
|---|---|
| 10 | A |
| 15 | F |
| 16 | 10 |
| 42 | 2A |
| 100 | 64 |
| 255 | FF |
| 256 | 100 |
| 4095 | FFF |
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