Compare 2551 vs 2621
| Property | 2551 | 2621 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 25511 | 26211 |
| Prime factorization | 2551 | 2621 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2551 | 1, 2621 |
| Number of properties | 4 | 7 |
| Additive primes | 195th | 201st |
| Chen primes | 230th | |
| Cousin primes (2nd member) | 78th | |
| Isolated primes | 234th | |
| Long primes | 152nd | |
| Primes | 374th | 381st |
| Pythagorean primes | 187th | |
| Sexy primes (1st member) | 153rd | |
| Twin primes (2nd member) | 73rd | |
| Roman numberals | MMDLI | MMDCXXI |
| Base 2 | 1001111101112 | 1010001111012 |
| Base 3 | 101111113 | 101210023 |
| Base 4 | 2133134 | 2203314 |
| Base 5 | 402015 | 404415 |
| Base 6 | 154516 | 200456 |
| Base 7 | 103037 | 104337 |
| Base 8 | 47678 | 50758 |
| Base 9 | 34449 | 35329 |
| Base 10 | 255110 | 262110 |
| Base 11 | 1a0a11 | 1a7311 |
| Base 12 | 158712 | 162512 |
| Base 13 | 121313 | 126813 |
| Base 14 | d0314 | d5314 |
| Base 15 | b5115 | b9b15 |
| Base 16 | 9f716 | a3d16 |