Compare 9901 vs 13781
| Property | 9901 | 13781 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 99011 | 137811 |
| Prime factorization | 9901 | 13781 |
| Divisors count | 2 | 2 |
| Divisors | 1, 9901 | 1, 13781 |
| Number of properties | 7 | 6 |
| Additive primes | 585th | |
| Centered decagonal primes | 26th | 28th |
| Chen primes | 630th | |
| Emirps | 393rd | |
| Isolated primes | 814th | 1119th |
| Long primes | 632nd | |
| Primes | 1221st | 1630th |
| Pythagorean primes | 605th | 808th |
| Sexy primes (1st member) | 409th | |
| Roman numberals | ||
| Base 2 | 100110101011012 | 110101110101012 |
| Base 3 | 1111202013 | 2002201023 |
| Base 4 | 21222314 | 31131114 |
| Base 5 | 3041015 | 4201115 |
| Base 6 | 1135016 | 1434456 |
| Base 7 | 406037 | 551157 |
| Base 8 | 232558 | 327258 |
| Base 9 | 145219 | 208129 |
| Base 10 | 990110 | 1378110 |
| Base 11 | 749111 | a39911 |
| Base 12 | 589112 | 7b8512 |
| Base 13 | 467813 | 637113 |
| Base 14 | 387314 | 504514 |
| Base 15 | 2e0115 | 413b15 |
| Base 16 | 26ad16 | 35d516 |