Compare 2549 vs 2555
| Property | 2549 | 2555 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 25491 | 51 × 71 × 731 |
| Prime factorization | 2549 | 5 × 7 × 73 |
| Divisors count | 2 | 8 |
| Divisors | 1, 2549 | 1, 5, 7, 35, 73, 365, 511, 2555 |
| Number of properties | 9 | 0 |
| Chen primes | 225th | |
| Harmonic primes | 140th | |
| Long primes | 148th | |
| Primes | 373rd | |
| Pythagorean primes | 182nd | |
| Sexy primes (2nd member) | 152nd | |
| Sophie germain primes | 74th | |
| Super primes | 74th | |
| Twin primes (1st member) | 73rd | |
| Roman numberals | MMDXLIX | MMDLV |
| Base 2 | 1001111101012 | 1001111110112 |
| Base 3 | 101111023 | 101111223 |
| Base 4 | 2133114 | 2133234 |
| Base 5 | 401445 | 402105 |
| Base 6 | 154456 | 154556 |
| Base 7 | 103017 | 103107 |
| Base 8 | 47658 | 47738 |
| Base 9 | 34429 | 34489 |
| Base 10 | 254910 | 255510 |
| Base 11 | 1a0811 | 1a1311 |
| Base 12 | 158512 | 158b12 |
| Base 13 | 121113 | 121713 |
| Base 14 | d0114 | d0714 |
| Base 15 | b4e15 | b5515 |
| Base 16 | 9f516 | 9fb16 |