Compare 851 vs 858
| Property | 851 | 858 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 4 |
| Prime factorization | 231 × 371 | 21 × 31 × 111 × 131 |
| Prime factorization | 23 × 37 | 2 × 3 × 11 × 13 |
| Divisors count | 4 | 16 |
| Divisors | 1, 23, 37, 851 | 1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858 |
| Number of properties | 1 | 0 |
| Semiprimes | 257th | |
| Roman numberals | DCCCLI | DCCCLVIII |
| Base 2 | 11010100112 | 11010110102 |
| Base 3 | 10111123 | 10112103 |
| Base 4 | 311034 | 311224 |
| Base 5 | 114015 | 114135 |
| Base 6 | 35356 | 35506 |
| Base 7 | 23247 | 23347 |
| Base 8 | 15238 | 15328 |
| Base 9 | 11459 | 11539 |
| Base 10 | 85110 | 85810 |
| Base 11 | 70411 | 71011 |
| Base 12 | 5ab12 | 5b612 |
| Base 13 | 50613 | 51013 |
| Base 14 | 44b14 | 45414 |
| Base 15 | 3bb15 | 3c315 |
| Base 16 | 35316 | 35a16 |