Compare 631 vs 1801
| Property | 631 | 1801 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6311 | 18011 |
| Prime factorization | 631 | 1801 |
| Divisors count | 2 | 2 |
| Divisors | 1, 631 | 1, 1801 |
| Number of properties | 6 | 7 |
| Centered triangular primes | 7th | |
| Chen primes | 80th | 174th |
| Cuban primes 1 | 10th | 13th |
| Harmonic primes | 99th | |
| Isolated primes | 60th | 168th |
| Lucky primes | 32nd | 66th |
| Primes | 115th | 279th |
| Pythagorean primes | 136th | |
| Roman numberals | DCXXXI | MDCCCI |
| Base 2 | 10011101112 | 111000010012 |
| Base 3 | 2121013 | 21102013 |
| Base 4 | 213134 | 1300214 |
| Base 5 | 100115 | 242015 |
| Base 6 | 25316 | 122016 |
| Base 7 | 15617 | 51527 |
| Base 8 | 11678 | 34118 |
| Base 9 | 7719 | 24219 |
| Base 10 | 63110 | 180110 |
| Base 11 | 52411 | 139811 |
| Base 12 | 44712 | 106112 |
| Base 13 | 39713 | a8713 |
| Base 14 | 33114 | 92914 |
| Base 15 | 2c115 | 80115 |
| Base 16 | 27716 | 70916 |