Compare 142135 vs 142145
| Property | 142135 | 142145 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 51 × 71 × 311 × 1311 | 51 × 284291 |
| Prime factorization | 5 × 7 × 31 × 131 | 5 × 28429 |
| Divisors count | 16 | 4 |
| Divisors | 1, 5, 7, 31, 35, 131, 155, 217, 655, 917, 1085, 4061, 4585, 20305, 28427, 142135 | 1, 5, 28429, 142145 |
| Number of properties | 0 | 1 |
| Semiprimes | 32642nd | |
| Roman numberals | ||
| Base 2 | 1000101011001101112 | 1000101011010000012 |
| Base 3 | 210122220213 | 210122221223 |
| Base 4 | 2022303134 | 2022310014 |
| Base 5 | 140220205 | 140220405 |
| Base 6 | 30140116 | 30140256 |
| Base 7 | 11312507 | 11312637 |
| Base 8 | 4254678 | 4255018 |
| Base 9 | 2358679 | 2358789 |
| Base 10 | 14213510 | 14214510 |
| Base 11 | 9787411 | 9788311 |
| Base 12 | 6a30712 | 6a31512 |
| Base 13 | 4c90613 | 4c91313 |
| Base 14 | 39b2714 | 39b3314 |
| Base 15 | 2c1aa15 | 2c1b515 |
| Base 16 | 22b3716 | 22b4116 |