Compare 20123 vs 20161
| Property | 20123 | 20161 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 201231 | 201611 |
| Prime factorization | 20123 | 20161 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20123 | 1, 20161 |
| Number of properties | 6 | 5 |
| Centered decagonal primes | 34th | |
| Isolated primes | 1591st | 1594th |
| Primes | 2276th | 2281st |
| Pythagorean primes | 1134th | |
| Safe primes | 191st | |
| Sexy primes (1st member) | 698th | |
| Sexy primes (2nd member) | 697th | |
| Sexy prime triplets (2nd member) | 192nd | |
| Super primes | 339th | |
| Roman numberals | ||
| Base 2 | 1001110100110112 | 1001110110000012 |
| Base 3 | 10001210223 | 10001222013 |
| Base 4 | 103221234 | 103230014 |
| Base 5 | 11204435 | 11211215 |
| Base 6 | 2330556 | 2332016 |
| Base 7 | 1124457 | 1125317 |
| Base 8 | 472338 | 473018 |
| Base 9 | 305389 | 305819 |
| Base 10 | 2012310 | 2016110 |
| Base 11 | 1413411 | 1416911 |
| Base 12 | b78b12 | b80112 |
| Base 13 | 920c13 | 923b13 |
| Base 14 | 749514 | 74c114 |
| Base 15 | 5e6815 | 5e9115 |
| Base 16 | 4e9b16 | 4ec116 |