Compare 255 vs 265
| Property | 255 | 265 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 31 × 51 × 171 | 51 × 531 |
| Prime factorization | 3 × 5 × 17 | 5 × 53 |
| Divisors count | 8 | 4 |
| Divisors | 1, 3, 5, 15, 17, 51, 85, 255 | 1, 5, 53, 265 |
| Number of properties | 0 | 1 |
| Semiprimes | 85th | |
| Roman numberals | CCLV | CCLXV |
| Base 2 | 111111112 | 1000010012 |
| Base 3 | 1001103 | 1002113 |
| Base 4 | 33334 | 100214 |
| Base 5 | 20105 | 20305 |
| Base 6 | 11036 | 11216 |
| Base 7 | 5137 | 5267 |
| Base 8 | 3778 | 4118 |
| Base 9 | 3139 | 3249 |
| Base 10 | 25510 | 26510 |
| Base 11 | 21211 | 22111 |
| Base 12 | 19312 | 1a112 |
| Base 13 | 16813 | 17513 |
| Base 14 | 14314 | 14d14 |
| Base 15 | 12015 | 12a15 |
| Base 16 | ff16 | 10916 |