Compare 245 vs 255
| Property | 245 | 255 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 3 |
| Total factors | 3 | 3 |
| Prime factorization | 51 × 72 | 31 × 51 × 171 |
| Prime factorization | 5 × 7 × 7 | 3 × 5 × 17 |
| Divisors count | 6 | 8 |
| Divisors | 1, 5, 7, 35, 49, 245 | 1, 3, 5, 15, 17, 51, 85, 255 |
| Number of properties | 0 | 0 |
| Roman numberals | CCXLV | CCLV |
| Base 2 | 111101012 | 111111112 |
| Base 3 | 1000023 | 1001103 |
| Base 4 | 33114 | 33334 |
| Base 5 | 14405 | 20105 |
| Base 6 | 10456 | 11036 |
| Base 7 | 5007 | 5137 |
| Base 8 | 3658 | 3778 |
| Base 9 | 3029 | 3139 |
| Base 10 | 24510 | 25510 |
| Base 11 | 20311 | 21211 |
| Base 12 | 18512 | 19312 |
| Base 13 | 15b13 | 16813 |
| Base 14 | 13714 | 14314 |
| Base 15 | 11515 | 12015 |
| Base 16 | f516 | ff16 |