Compare 142145 vs 142181
| Property | 142145 | 142181 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 284291 | 131 × 109371 |
| Prime factorization | 5 × 28429 | 13 × 10937 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 28429, 142145 | 1, 13, 10937, 142181 |
| Number of properties | 1 | 1 |
| Semiprimes | 32642nd | 32651st |
| Roman numberals | ||
| Base 2 | 1000101011010000012 | 1000101011011001012 |
| Base 3 | 210122221223 | 210200002223 |
| Base 4 | 2022310014 | 2022312114 |
| Base 5 | 140220405 | 140222115 |
| Base 6 | 30140256 | 30141256 |
| Base 7 | 11312637 | 11313447 |
| Base 8 | 4255018 | 4255458 |
| Base 9 | 2358789 | 2360289 |
| Base 10 | 14214510 | 14218110 |
| Base 11 | 9788311 | 9790611 |
| Base 12 | 6a31512 | 6a34512 |
| Base 13 | 4c91313 | 4c94013 |
| Base 14 | 39b3314 | 39b5b14 |
| Base 15 | 2c1b515 | 2c1db15 |
| Base 16 | 22b4116 | 22b6516 |