Compare 142215 vs 142221
| Property | 142215 | 142221 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 31 × 51 × 191 × 4991 | 31 × 474071 |
| Prime factorization | 3 × 5 × 19 × 499 | 3 × 47407 |
| Divisors count | 16 | 4 |
| Divisors | 1, 3, 5, 15, 19, 57, 95, 285, 499, 1497, 2495, 7485, 9481, 28443, 47405, 142215 | 1, 3, 47407, 142221 |
| Number of properties | 0 | 1 |
| Semiprimes | 32658th | |
| Roman numberals | ||
| Base 2 | 1000101011100001112 | 1000101011100011012 |
| Base 3 | 210200020203 | 210200021103 |
| Base 4 | 2022320134 | 2022320314 |
| Base 5 | 140223305 | 140223415 |
| Base 6 | 30142236 | 30142336 |
| Base 7 | 11314237 | 11314327 |
| Base 8 | 4256078 | 4256158 |
| Base 9 | 2360669 | 2360739 |
| Base 10 | 14221510 | 14222110 |
| Base 11 | 9793711 | 9794211 |
| Base 12 | 6a37312 | 6a37912 |
| Base 13 | 4c96813 | 4c97113 |
| Base 14 | 39b8314 | 39b8914 |
| Base 15 | 2c21015 | 2c21615 |
| Base 16 | 22b8716 | 22b8d16 |