Compare 13781 vs 15401
| Property | 13781 | 15401 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 137811 | 154011 |
| Prime factorization | 13781 | 15401 |
| Divisors count | 2 | 2 |
| Divisors | 1, 13781 | 1, 15401 |
| Number of properties | 6 | 7 |
| Additive primes | 856th | |
| Centered decagonal primes | 28th | 30th |
| Chen primes | 910th | |
| Emirps | 393rd | |
| Isolated primes | 1119th | 1247th |
| Long primes | 632nd | |
| Primes | 1630th | 1800th |
| Pythagorean primes | 808th | 892nd |
| Sophie germain primes | 271st | |
| Roman numberals | ||
| Base 2 | 110101110101012 | 111100001010012 |
| Base 3 | 2002201023 | 2100101023 |
| Base 4 | 31131114 | 33002214 |
| Base 5 | 4201115 | 4431015 |
| Base 6 | 1434456 | 1551456 |
| Base 7 | 551157 | 626217 |
| Base 8 | 327258 | 360518 |
| Base 9 | 208129 | 231129 |
| Base 10 | 1378110 | 1540110 |
| Base 11 | a39911 | 1063111 |
| Base 12 | 7b8512 | 8ab512 |
| Base 13 | 637113 | 701913 |
| Base 14 | 504514 | 588114 |
| Base 15 | 413b15 | 486b15 |
| Base 16 | 35d516 | 3c2916 |