Compare 142942 vs 142991
| Property | 142942 | 142991 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 21 × 714711 | 231 × 62171 |
| Prime factorization | 2 × 71471 | 23 × 6217 |
| Divisors count | 4 | 4 |
| Divisors | 1, 2, 71471, 142942 | 1, 23, 6217, 142991 |
| Number of properties | 1 | 1 |
| Semiprimes | 32835th | 32847th |
| Roman numberals | ||
| Base 2 | 1000101110010111102 | 1000101110100011112 |
| Base 3 | 210210020113 | 210210102223 |
| Base 4 | 2023211324 | 2023220334 |
| Base 5 | 140332325 | 140334315 |
| Base 6 | 30214346 | 30215556 |
| Base 7 | 11335127 | 11336127 |
| Base 8 | 4271368 | 4272178 |
| Base 9 | 2370649 | 2371289 |
| Base 10 | 14294210 | 14299110 |
| Base 11 | 9843811 | 9848211 |
| Base 12 | 6a87a12 | 6a8bb12 |
| Base 13 | 500a713 | 5011413 |
| Base 14 | 3a14214 | 3a17914 |
| Base 15 | 2c54715 | 2c57b15 |
| Base 16 | 22e5e16 | 22e8f16 |