Compare 142905 vs 142917
| Property | 142905 | 142917 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 31 × 51 × 71 × 13611 | 31 × 476391 |
| Prime factorization | 3 × 5 × 7 × 1361 | 3 × 47639 |
| Divisors count | 16 | 4 |
| Divisors | 1, 3, 5, 7, 15, 21, 35, 105, 1361, 4083, 6805, 9527, 20415, 28581, 47635, 142905 | 1, 3, 47639, 142917 |
| Number of properties | 0 | 1 |
| Semiprimes | 32830th | |
| Roman numberals | ||
| Base 2 | 1000101110001110012 | 1000101110010001012 |
| Base 3 | 210210002103 | 210210010203 |
| Base 4 | 2023203214 | 2023210114 |
| Base 5 | 140331105 | 140331325 |
| Base 6 | 30213336 | 30213536 |
| Base 7 | 11334307 | 11334457 |
| Base 8 | 4270718 | 4271058 |
| Base 9 | 2370239 | 2370369 |
| Base 10 | 14290510 | 14291710 |
| Base 11 | 9840411 | 9841511 |
| Base 12 | 6a84912 | 6a85912 |
| Base 13 | 5007913 | 5008813 |
| Base 14 | 3a11714 | 3a12514 |
| Base 15 | 2c52015 | 2c52c15 |
| Base 16 | 22e3916 | 22e4516 |