Compare 620 vs 631
| Property | 620 | 631 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 22 × 51 × 311 | 6311 |
| Prime factorization | 2 × 2 × 5 × 31 | 631 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620 | 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 | DCXX | DCXXXI |
| Base 2 | 10011011002 | 10011101112 |
| Base 3 | 2112223 | 2121013 |
| Base 4 | 212304 | 213134 |
| Base 5 | 44405 | 100115 |
| Base 6 | 25126 | 25316 |
| Base 7 | 15447 | 15617 |
| Base 8 | 11548 | 11678 |
| Base 9 | 7589 | 7719 |
| Base 10 | 62010 | 63110 |
| Base 11 | 51411 | 52411 |
| Base 12 | 43812 | 44712 |
| Base 13 | 38913 | 39713 |
| Base 14 | 32414 | 33114 |
| Base 15 | 2b515 | 2c115 |
| Base 16 | 26c16 | 27716 |