Compare 180020 vs 180031
| Property | 180020 | 180031 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 51 × 90011 | 411 × 43911 |
| Prime factorization | 2 × 2 × 5 × 9001 | 41 × 4391 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 4, 5, 10, 20, 9001, 18002, 36004, 45005, 90010, 180020 | 1, 41, 4391, 180031 |
| Number of properties | 0 | 1 |
| Semiprimes | 40928th | |
| Roman numberals | ||
| Base 2 | 1010111111001101002 | 1010111111001111112 |
| Base 3 | 1000102211023 | 1000102212113 |
| Base 4 | 2233303104 | 2233303334 |
| Base 5 | 212300405 | 212301115 |
| Base 6 | 35052326 | 35052516 |
| Base 7 | 13465617 | 13466057 |
| Base 8 | 5374648 | 5374778 |
| Base 9 | 3038429 | 3038549 |
| Base 10 | 18002010 | 18003110 |
| Base 11 | 11328511 | 11329511 |
| Base 12 | 8821812 | 8822712 |
| Base 13 | 63c2913 | 63c3713 |
| Base 14 | 4986814 | 4987514 |
| Base 15 | 3851515 | 3852115 |
| Base 16 | 2bf3416 | 2bf3f16 |