Compare 142121 vs 142123
| Property | 142121 | 142123 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 71 × 791 × 2571 | 1421231 |
| Prime factorization | 7 × 79 × 257 | 142123 |
| Divisors count | 8 | 2 |
| Divisors | 1, 7, 79, 257, 553, 1799, 20303, 142121 | 1, 142123 |
| Number of properties | 0 | 3 |
| Additive primes | 5449th | |
| Isolated primes | 9941st | |
| Primes | 13196th | |
| Roman numberals | ||
| Base 2 | 1000101011001010012 | 1000101011001010112 |
| Base 3 | 210122212023 | 210122212113 |
| Base 4 | 2022302214 | 2022302234 |
| Base 5 | 140214415 | 140214435 |
| Base 6 | 30135456 | 30135516 |
| Base 7 | 11312307 | 11312327 |
| Base 8 | 4254518 | 4254538 |
| Base 9 | 2358529 | 2358549 |
| Base 10 | 14212110 | 14212310 |
| Base 11 | 9786111 | 9786311 |
| Base 12 | 6a2b512 | 6a2b712 |
| Base 13 | 4c8c513 | 4c8c713 |
| Base 14 | 39b1714 | 39b1914 |
| Base 15 | 2c19b15 | 2c19d15 |
| Base 16 | 22b2916 | 22b2b16 |