Compare 72009 vs 72021
| Property | 72009 | 72021 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 6 | 2 |
| Prime factorization | 34 × 71 × 1271 | 31 × 240071 |
| Prime factorization | 3 × 3 × 3 × 3 × 7 × 127 | 3 × 24007 |
| Divisors count | 20 | 4 |
| Divisors | 1, 3, 7, 9, 21, 27, 63, 81, 127, 189, 381, 567, 889, 1143, 2667, 3429, 8001, 10287, 24003, 72009 | 1, 3, 24007, 72021 |
| Number of properties | 0 | 1 |
| Semiprimes | 17124th | |
| Roman numberals | ||
| Base 2 | 100011001010010012 | 100011001010101012 |
| Base 3 | 101222100003 | 101222101103 |
| Base 4 | 1012110214 | 1012111114 |
| Base 5 | 43010145 | 43010415 |
| Base 6 | 13132136 | 13132336 |
| Base 7 | 4166407 | 4166557 |
| Base 8 | 2145118 | 2145258 |
| Base 9 | 1187009 | 1187139 |
| Base 10 | 7200910 | 7202110 |
| Base 11 | 4a11311 | 4a12411 |
| Base 12 | 3580912 | 3581912 |
| Base 13 | 26a1213 | 26a2113 |
| Base 14 | 1c35714 | 1c36514 |
| Base 15 | 1650915 | 1651615 |
| Base 16 | 1194916 | 1195516 |