Compare 13913 vs 13921
| Property | 13913 | 13921 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 139131 | 139211 |
| Prime factorization | 13913 | 13921 |
| Divisors count | 2 | 2 |
| Divisors | 1, 13913 | 1, 13921 |
| Number of properties | 9 | 4 |
| Additive primes | 788th | |
| Harmonic primes | 593rd | 594th |
| Isolated primes | 1128th | 1129th |
| Long primes | 640th | |
| Primes | 1645th | 1646th |
| Pythagorean primes | 815th | 816th |
| Sexy primes (2nd member) | 523rd | |
| Sexy prime triplets (3rd member) | 147th | |
| Sophie germain primes | 248th | |
| Roman numberals | ||
| Base 2 | 110110010110012 | 110110011000012 |
| Base 3 | 2010020223 | 2010021213 |
| Base 4 | 31211214 | 31212014 |
| Base 5 | 4211235 | 4211415 |
| Base 6 | 1442256 | 1442416 |
| Base 7 | 553647 | 554057 |
| Base 8 | 331318 | 331418 |
| Base 9 | 210689 | 210779 |
| Base 10 | 1391310 | 1392110 |
| Base 11 | a4a911 | a50611 |
| Base 12 | 807512 | 808112 |
| Base 13 | 644313 | 644b13 |
| Base 14 | 50db14 | 510514 |
| Base 15 | 41c815 | 41d115 |
| Base 16 | 365916 | 366116 |