Compare 487 vs 631
| Property | 487 | 631 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4871 | 6311 |
| Prime factorization | 487 | 631 |
| Divisors count | 2 | 2 |
| Divisors | 1, 487 | 1, 631 |
| Number of properties | 10 | 6 |
| Additive primes | 54th | |
| Centered triangular primes | 7th | |
| Chen primes | 65th | 80th |
| Cousin primes (1st member) | 26th | |
| Cuban primes 1 | 10th | |
| Happy primes | 23rd | |
| Harmonic primes | 37th | |
| Isolated primes | 46th | 60th |
| Long primes | 33rd | |
| Lucky primes | 26th | 32nd |
| Pierpont primes | 16th | |
| Primes | 93rd | 115th |
| Roman numberals | CDLXXXVII | DCXXXI |
| Base 2 | 1111001112 | 10011101112 |
| Base 3 | 2000013 | 2121013 |
| Base 4 | 132134 | 213134 |
| Base 5 | 34225 | 100115 |
| Base 6 | 21316 | 25316 |
| Base 7 | 12647 | 15617 |
| Base 8 | 7478 | 11678 |
| Base 9 | 6019 | 7719 |
| Base 10 | 48710 | 63110 |
| Base 11 | 40311 | 52411 |
| Base 12 | 34712 | 44712 |
| Base 13 | 2b613 | 39713 |
| Base 14 | 26b14 | 33114 |
| Base 15 | 22715 | 2c115 |
| Base 16 | 1e716 | 27716 |