Compare 166440 vs 166442
| Property | 166440 | 166442 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 5 | 2 |
| Total factors | 7 | 2 |
| Prime factorization | 23 × 31 × 51 × 191 × 731 | 21 × 832211 |
| Prime factorization | 2 × 2 × 2 × 3 × 5 × 19 × 73 | 2 × 83221 |
| Divisors count | 64 | 4 |
| Divisors | 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 73, 76, 95, 114, 120, 146, 152, 190, 219, 228, 285, 292, 365, 380, 438, 456, 570, 584, 730, 760, 876, 1095, 1140, 1387, 1460, 1752, 2190, 2280, 2774, 2920, 4161, 4380, 5548, 6935, 8322, 8760, 11096, 13870, 16644, 20805, 27740, 33288, 41610, 55480, 83220, 166440 | 1, 2, 83221, 166442 |
| Number of properties | 0 | 1 |
| Semiprimes | 37984th | |
| Roman numberals | ||
| Base 2 | 1010001010001010002 | 1010001010001010102 |
| Base 3 | 221100221103 | 221100221123 |
| Base 4 | 2202202204 | 2202202224 |
| Base 5 | 203112305 | 203112325 |
| Base 6 | 33223206 | 33223226 |
| Base 7 | 12621517 | 12621537 |
| Base 8 | 5050508 | 5050528 |
| Base 9 | 2732739 | 2732759 |
| Base 10 | 16644010 | 16644210 |
| Base 11 | 10405a11 | 10406111 |
| Base 12 | 803a012 | 803a212 |
| Base 13 | 5a9b113 | 5a9b313 |
| Base 14 | 4492814 | 4492a14 |
| Base 15 | 344b015 | 344b215 |
| Base 16 | 28a2816 | 28a2a16 |