Compare 142139 vs 142145
| Property | 142139 | 142145 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 191 × 74811 | 51 × 284291 |
| Prime factorization | 19 × 7481 | 5 × 28429 |
| Divisors count | 4 | 4 |
| Divisors | 1, 19, 7481, 142139 | 1, 5, 28429, 142145 |
| Number of properties | 1 | 1 |
| Semiprimes | 32639th | 32642nd |
| Roman numberals | ||
| Base 2 | 1000101011001110112 | 1000101011010000012 |
| Base 3 | 210122221023 | 210122221223 |
| Base 4 | 2022303234 | 2022310014 |
| Base 5 | 140220245 | 140220405 |
| Base 6 | 30140156 | 30140256 |
| Base 7 | 11312547 | 11312637 |
| Base 8 | 4254738 | 4255018 |
| Base 9 | 2358729 | 2358789 |
| Base 10 | 14213910 | 14214510 |
| Base 11 | 9787811 | 9788311 |
| Base 12 | 6a30b12 | 6a31512 |
| Base 13 | 4c90a13 | 4c91313 |
| Base 14 | 39b2b14 | 39b3314 |
| Base 15 | 2c1ae15 | 2c1b515 |
| Base 16 | 22b3b16 | 22b4116 |