Compare 21010 vs 21018
| Property | 21010 | 21018 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 4 | 4 |
| Total factors | 4 | 4 |
| Prime factorization | 21 × 51 × 111 × 1911 | 21 × 31 × 311 × 1131 |
| Prime factorization | 2 × 5 × 11 × 191 | 2 × 3 × 31 × 113 |
| Divisors count | 16 | 16 |
| Divisors | 1, 2, 5, 10, 11, 22, 55, 110, 191, 382, 955, 1910, 2101, 4202, 10505, 21010 | 1, 2, 3, 6, 31, 62, 93, 113, 186, 226, 339, 678, 3503, 7006, 10509, 21018 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 1010010000100102 | 1010010000110102 |
| Base 3 | 10012110113 | 10012111103 |
| Base 4 | 110201024 | 110201224 |
| Base 5 | 11330205 | 11330335 |
| Base 6 | 2411346 | 2411506 |
| Base 7 | 1151537 | 1151647 |
| Base 8 | 510228 | 510328 |
| Base 9 | 317349 | 317439 |
| Base 10 | 2101010 | 2101810 |
| Base 11 | 1487011 | 1487811 |
| Base 12 | 101aa12 | 101b612 |
| Base 13 | 974213 | 974a13 |
| Base 14 | 792a14 | 793414 |
| Base 15 | 635a15 | 636315 |
| Base 16 | 521216 | 521a16 |