Compare 28628 vs 28631
| Property | 28628 | 28631 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 22 × 171 × 4211 | 286311 |
| Prime factorization | 2 × 2 × 17 × 421 | 28631 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 4, 17, 34, 68, 421, 842, 1684, 7157, 14314, 28628 | 1, 28631 |
| Number of properties | 0 | 4 |
| Cousin primes (2nd member) | 454th | |
| Harmonic primes | 1164th | |
| Isolated primes | 2207th | |
| Primes | 3118th | |
| Roman numberals | ||
| Base 2 | 1101111110101002 | 1101111110101112 |
| Base 3 | 11100210223 | 11100211023 |
| Base 4 | 123331104 | 123331134 |
| Base 5 | 14040035 | 14040115 |
| Base 6 | 3403126 | 3403156 |
| Base 7 | 1463157 | 1463217 |
| Base 8 | 677248 | 677278 |
| Base 9 | 432389 | 432429 |
| Base 10 | 2862810 | 2863110 |
| Base 11 | 1a56611 | 1a56911 |
| Base 12 | 1469812 | 1469b12 |
| Base 13 | 1005213 | 1005513 |
| Base 14 | a60c14 | a61114 |
| Base 15 | 873815 | 873b15 |
| Base 16 | 6fd416 | 6fd716 |