Compare 624 vs 631
| Property | 624 | 631 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 6 | 1 |
| Prime factorization | 24 × 31 × 131 | 6311 |
| Prime factorization | 2 × 2 × 2 × 2 × 3 × 13 | 631 |
| Divisors count | 20 | 2 |
| Divisors | 1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624 | 1, 631 |
| Number of properties | 0 | 6 |
| Centered triangular primes | 7th | |
| Chen primes | 80th | |
| Cuban primes 1 | 10th | |
| Isolated primes | 60th | |
| Lucky primes | 32nd | |
| Primes | 115th | |
| Roman numberals | DCXXIV | DCXXXI |
| Base 2 | 10011100002 | 10011101112 |
| Base 3 | 2120103 | 2121013 |
| Base 4 | 213004 | 213134 |
| Base 5 | 44445 | 100115 |
| Base 6 | 25206 | 25316 |
| Base 7 | 15517 | 15617 |
| Base 8 | 11608 | 11678 |
| Base 9 | 7639 | 7719 |
| Base 10 | 62410 | 63110 |
| Base 11 | 51811 | 52411 |
| Base 12 | 44012 | 44712 |
| Base 13 | 39013 | 39713 |
| Base 14 | 32814 | 33114 |
| Base 15 | 2b915 | 2c115 |
| Base 16 | 27016 | 27716 |