Compare 142749 vs 142757
| Property | 142749 | 142757 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 33 × 171 × 3111 | 1427571 |
| Prime factorization | 3 × 3 × 3 × 17 × 311 | 142757 |
| Divisors count | 16 | 2 |
| Divisors | 1, 3, 9, 17, 27, 51, 153, 311, 459, 933, 2799, 5287, 8397, 15861, 47583, 142749 | 1, 142757 |
| Number of properties | 0 | 5 |
| Chen primes | 5700th | |
| Emirps | 2774th | |
| Primes | 13244th | |
| Pythagorean primes | 6601st | |
| Twin primes (1st member) | 1633rd | |
| Roman numberals | ||
| Base 2 | 1000101101100111012 | 1000101101101001012 |
| Base 3 | 210202110003 | 210202110223 |
| Base 4 | 2023121314 | 2023122114 |
| Base 5 | 140314445 | 140320125 |
| Base 6 | 30205136 | 30205256 |
| Base 7 | 11331157 | 11331267 |
| Base 8 | 4266358 | 4266458 |
| Base 9 | 2367309 | 2367389 |
| Base 10 | 14274910 | 14275710 |
| Base 11 | 9828211 | 9828a11 |
| Base 12 | 6a73912 | 6a74512 |
| Base 13 | 4cc8913 | 4cc9413 |
| Base 14 | 3a04514 | 3a04d14 |
| Base 15 | 2c46915 | 2c47215 |
| Base 16 | 22d9d16 | 22da516 |