Compare 90018 vs 90021
| Property | 90018 | 90021 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 5 | 3 |
| Prime factorization | 21 × 33 × 16671 | 31 × 371 × 8111 |
| Prime factorization | 2 × 3 × 3 × 3 × 1667 | 3 × 37 × 811 |
| Divisors count | 16 | 8 |
| Divisors | 1, 2, 3, 6, 9, 18, 27, 54, 1667, 3334, 5001, 10002, 15003, 30006, 45009, 90018 | 1, 3, 37, 111, 811, 2433, 30007, 90021 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 101011111101000102 | 101011111101001012 |
| Base 3 | 111201110003 | 111201110103 |
| Base 4 | 1113322024 | 1113322114 |
| Base 5 | 103400335 | 103400415 |
| Base 6 | 15324306 | 15324336 |
| Base 7 | 5233057 | 5233117 |
| Base 8 | 2576428 | 2576458 |
| Base 9 | 1464309 | 1464339 |
| Base 10 | 9001810 | 9002110 |
| Base 11 | 616a511 | 616a811 |
| Base 12 | 4411612 | 4411912 |
| Base 13 | 31c8613 | 31c8913 |
| Base 14 | 24b3c14 | 24b4114 |
| Base 15 | 1ba1315 | 1ba1615 |
| Base 16 | 15fa216 | 15fa516 |