Compare 13781 vs 13997
| Property | 13781 | 13997 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 137811 | 139971 |
| Prime factorization | 13781 | 13997 |
| Divisors count | 2 | 2 |
| Divisors | 1, 13781 | 1, 13997 |
| Number of properties | 6 | 5 |
| Additive primes | 791st | |
| Centered decagonal primes | 28th | |
| Chen primes | 839th | |
| Emirps | 393rd | |
| Isolated primes | 1119th | |
| Long primes | 632nd | |
| Primes | 1630th | 1651st |
| Pythagorean primes | 808th | 818th |
| Twin primes (1st member) | 261st | |
| Roman numberals | ||
| Base 2 | 110101110101012 | 110110101011012 |
| Base 3 | 2002201023 | 2010121023 |
| Base 4 | 31131114 | 31222314 |
| Base 5 | 4201115 | 4214425 |
| Base 6 | 1434456 | 1444456 |
| Base 7 | 551157 | 555447 |
| Base 8 | 327258 | 332558 |
| Base 9 | 208129 | 211729 |
| Base 10 | 1378110 | 1399710 |
| Base 11 | a39911 | a57511 |
| Base 12 | 7b8512 | 812512 |
| Base 13 | 637113 | 64a913 |
| Base 14 | 504514 | 515b14 |
| Base 15 | 413b15 | 423215 |
| Base 16 | 35d516 | 36ad16 |