Compare 13781 vs 13913
| Property | 13781 | 13913 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 137811 | 139131 |
| Prime factorization | 13781 | 13913 |
| Divisors count | 2 | 2 |
| Divisors | 1, 13781 | 1, 13913 |
| Number of properties | 6 | 9 |
| Additive primes | 788th | |
| Centered decagonal primes | 28th | |
| Emirps | 393rd | |
| Harmonic primes | 593rd | |
| Isolated primes | 1119th | 1128th |
| Long primes | 632nd | 640th |
| Primes | 1630th | 1645th |
| Pythagorean primes | 808th | 815th |
| Sexy primes (2nd member) | 523rd | |
| Sexy prime triplets (3rd member) | 147th | |
| Sophie germain primes | 248th | |
| Roman numberals | ||
| Base 2 | 110101110101012 | 110110010110012 |
| Base 3 | 2002201023 | 2010020223 |
| Base 4 | 31131114 | 31211214 |
| Base 5 | 4201115 | 4211235 |
| Base 6 | 1434456 | 1442256 |
| Base 7 | 551157 | 553647 |
| Base 8 | 327258 | 331318 |
| Base 9 | 208129 | 210689 |
| Base 10 | 1378110 | 1391310 |
| Base 11 | a39911 | a4a911 |
| Base 12 | 7b8512 | 807512 |
| Base 13 | 637113 | 644313 |
| Base 14 | 504514 | 50db14 |
| Base 15 | 413b15 | 41c815 |
| Base 16 | 35d516 | 365916 |