Compare 2551 vs 2555
| Property | 2551 | 2555 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 25511 | 51 × 71 × 731 |
| Prime factorization | 2551 | 5 × 7 × 73 |
| Divisors count | 2 | 8 |
| Divisors | 1, 2551 | 1, 5, 7, 35, 73, 365, 511, 2555 |
| Number of properties | 4 | 0 |
| Additive primes | 195th | |
| Primes | 374th | |
| Sexy primes (1st member) | 153rd | |
| Twin primes (2nd member) | 73rd | |
| Roman numberals | MMDLI | MMDLV |
| Base 2 | 1001111101112 | 1001111110112 |
| Base 3 | 101111113 | 101111223 |
| Base 4 | 2133134 | 2133234 |
| Base 5 | 402015 | 402105 |
| Base 6 | 154516 | 154556 |
| Base 7 | 103037 | 103107 |
| Base 8 | 47678 | 47738 |
| Base 9 | 34449 | 34489 |
| Base 10 | 255110 | 255510 |
| Base 11 | 1a0a11 | 1a1311 |
| Base 12 | 158712 | 158b12 |
| Base 13 | 121313 | 121713 |
| Base 14 | d0314 | d0714 |
| Base 15 | b5115 | b5515 |
| Base 16 | 9f716 | 9fb16 |