Compare 645133 vs 645142
| Property | 645133 | 645142 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 171 × 1371 × 2771 | 21 × 3225711 |
| Prime factorization | 17 × 137 × 277 | 2 × 322571 |
| Divisors count | 8 | 4 |
| Divisors | 1, 17, 137, 277, 2329, 4709, 37949, 645133 | 1, 2, 322571, 645142 |
| Number of properties | 0 | 1 |
| Semiprimes | 138189th | |
| Roman numberals | ||
| Base 2 | 100111011000000011012 | 100111011000000101102 |
| Base 3 | 10122022212113 | 10122022220113 |
| Base 4 | 21312000314 | 21312001124 |
| Base 5 | 1311210135 | 1311210325 |
| Base 6 | 214544216 | 214544346 |
| Base 7 | 53245667 | 53246117 |
| Base 8 | 23540158 | 23540268 |
| Base 9 | 11828549 | 11828649 |
| Base 10 | 64513310 | 64514210 |
| Base 11 | 40077511 | 40078311 |
| Base 12 | 27141112 | 27141a12 |
| Base 13 | 19784813 | 19785413 |
| Base 14 | 12b16d14 | 12b17814 |
| Base 15 | cb23d15 | cb24715 |
| Base 16 | 9d80d16 | 9d81616 |