Compare 518 vs 520
| Property | 518 | 520 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 3 | 5 |
| Prime factorization | 21 × 71 × 371 | 23 × 51 × 131 |
| Prime factorization | 2 × 7 × 37 | 2 × 2 × 2 × 5 × 13 |
| Divisors count | 8 | 16 |
| Divisors | 1, 2, 7, 14, 37, 74, 259, 518 | 1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520 |
| Number of properties | 0 | 0 |
| Roman numberals | DXVIII | DXX |
| Base 2 | 10000001102 | 10000010002 |
| Base 3 | 2010123 | 2010213 |
| Base 4 | 200124 | 200204 |
| Base 5 | 40335 | 40405 |
| Base 6 | 22226 | 22246 |
| Base 7 | 13407 | 13427 |
| Base 8 | 10068 | 10108 |
| Base 9 | 6359 | 6379 |
| Base 10 | 51810 | 52010 |
| Base 11 | 43111 | 43311 |
| Base 12 | 37212 | 37412 |
| Base 13 | 30b13 | 31013 |
| Base 14 | 29014 | 29214 |
| Base 15 | 24815 | 24a15 |
| Base 16 | 20616 | 20816 |