Compare 20909 vs 20920
| Property | 20909 | 20920 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 3 | 5 |
| Prime factorization | 71 × 291 × 1031 | 23 × 51 × 5231 |
| Prime factorization | 7 × 29 × 103 | 2 × 2 × 2 × 5 × 523 |
| Divisors count | 8 | 16 |
| Divisors | 1, 7, 29, 103, 203, 721, 2987, 20909 | 1, 2, 4, 5, 8, 10, 20, 40, 523, 1046, 2092, 2615, 4184, 5230, 10460, 20920 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 1010001101011012 | 1010001101110002 |
| Base 3 | 10012001023 | 10012002113 |
| Base 4 | 110122314 | 110123204 |
| Base 5 | 11321145 | 11321405 |
| Base 6 | 2404456 | 2405046 |
| Base 7 | 1146507 | 1146647 |
| Base 8 | 506558 | 506708 |
| Base 9 | 316129 | 316249 |
| Base 10 | 2090910 | 2092010 |
| Base 11 | 1478911 | 1479911 |
| Base 12 | 1012512 | 1013412 |
| Base 13 | 969513 | 96a313 |
| Base 14 | 789714 | 78a414 |
| Base 15 | 62de15 | 62ea15 |
| Base 16 | 51ad16 | 51b816 |