Compare 828 vs 831
| Property | 828 | 831 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 5 | 2 |
| Prime factorization | 22 × 32 × 231 | 31 × 2771 |
| Prime factorization | 2 × 2 × 3 × 3 × 23 | 3 × 277 |
| Divisors count | 18 | 4 |
| Divisors | 1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828 | 1, 3, 277, 831 |
| Number of properties | 0 | 1 |
| Semiprimes | 250th | |
| Roman numberals | DCCCXXVIII | DCCCXXXI |
| Base 2 | 11001111002 | 11001111112 |
| Base 3 | 10102003 | 10102103 |
| Base 4 | 303304 | 303334 |
| Base 5 | 113035 | 113115 |
| Base 6 | 35006 | 35036 |
| Base 7 | 22627 | 22657 |
| Base 8 | 14748 | 14778 |
| Base 9 | 11209 | 11239 |
| Base 10 | 82810 | 83110 |
| Base 11 | 69311 | 69611 |
| Base 12 | 59012 | 59312 |
| Base 13 | 4b913 | 4bc13 |
| Base 14 | 43214 | 43514 |
| Base 15 | 3a315 | 3a615 |
| Base 16 | 33c16 | 33f16 |