Compare 13115 vs 13121
| Property | 13115 | 13121 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 51 × 431 × 611 | 131211 |
| Prime factorization | 5 × 43 × 61 | 13121 |
| Divisors count | 8 | 2 |
| Divisors | 1, 5, 43, 61, 215, 305, 2623, 13115 | 1, 13121 |
| Number of properties | 0 | 7 |
| Chen primes | 791st | |
| Class 1+ primes | 27th | |
| Isolated primes | 1066th | |
| Pierpont primes of the 2nd kind | 27th | |
| Primes | 1561st | |
| Pythagorean primes | 774th | |
| Sexy primes (1st member) | 502nd | |
| Roman numberals | ||
| Base 2 | 110011001110112 | 110011010000012 |
| Base 3 | 1222222023 | 1222222223 |
| Base 4 | 30303234 | 30310014 |
| Base 5 | 4044305 | 4044415 |
| Base 6 | 1404156 | 1404256 |
| Base 7 | 531447 | 531537 |
| Base 8 | 314738 | 315018 |
| Base 9 | 188829 | 188889 |
| Base 10 | 1311510 | 1312110 |
| Base 11 | 994311 | 994911 |
| Base 12 | 770b12 | 771512 |
| Base 13 | 5c7b13 | 5c8413 |
| Base 14 | 4acb14 | 4ad314 |
| Base 15 | 3d4515 | 3d4b15 |
| Base 16 | 333b16 | 334116 |