Compare 2528 vs 2531
| Property | 2528 | 2531 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 2 | 1 |
| Total factors | 6 | 1 |
| Prime factorization | 25 × 791 | 25311 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 79 | 2531 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 4, 8, 16, 32, 79, 158, 316, 632, 1264, 2528 | 1, 2531 |
| Number of properties | 0 | 7 |
| Additive primes | 193rd | |
| Centered decagonal primes | 16th | |
| Chen primes | 223rd | |
| Good primes | 72nd | |
| Harmonic primes | 139th | |
| Isolated primes | 227th | |
| Primes | 370th | |
| Roman numberals | MMDXXVIII | MMDXXXI |
| Base 2 | 1001111000002 | 1001111000112 |
| Base 3 | 101101223 | 101102023 |
| Base 4 | 2132004 | 2132034 |
| Base 5 | 401035 | 401115 |
| Base 6 | 154126 | 154156 |
| Base 7 | 102417 | 102447 |
| Base 8 | 47408 | 47438 |
| Base 9 | 34189 | 34229 |
| Base 10 | 252810 | 253110 |
| Base 11 | 199911 | 19a111 |
| Base 12 | 156812 | 156b12 |
| Base 13 | 11c613 | 11c913 |
| Base 14 | cc814 | ccb14 |
| Base 15 | b3815 | b3b15 |
| Base 16 | 9e016 | 9e316 |