Compare 21007 vs 21016
| Property | 21007 | 21016 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 5 |
| Prime factorization | 71 × 30011 | 23 × 371 × 711 |
| Prime factorization | 7 × 3001 | 2 × 2 × 2 × 37 × 71 |
| Divisors count | 4 | 16 |
| Divisors | 1, 7, 3001, 21007 | 1, 2, 4, 8, 37, 71, 74, 142, 148, 284, 296, 568, 2627, 5254, 10508, 21016 |
| Number of properties | 1 | 0 |
| Semiprimes | 5331st | |
| Roman numberals | ||
| Base 2 | 1010010000011112 | 1010010000110002 |
| Base 3 | 10012110013 | 10012111013 |
| Base 4 | 110200334 | 110201204 |
| Base 5 | 11330125 | 11330315 |
| Base 6 | 2411316 | 2411446 |
| Base 7 | 1151507 | 1151627 |
| Base 8 | 510178 | 510308 |
| Base 9 | 317319 | 317419 |
| Base 10 | 2100710 | 2101610 |
| Base 11 | 1486811 | 1487611 |
| Base 12 | 101a712 | 101b412 |
| Base 13 | 973c13 | 974813 |
| Base 14 | 792714 | 793214 |
| Base 15 | 635715 | 636115 |
| Base 16 | 520f16 | 521816 |