Compare 9901 vs 20161
| Property | 9901 | 20161 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 99011 | 201611 |
| Prime factorization | 9901 | 20161 |
| Divisors count | 2 | 2 |
| Divisors | 1, 9901 | 1, 20161 |
| Number of properties | 7 | 5 |
| Additive primes | 585th | |
| Centered decagonal primes | 26th | 34th |
| Chen primes | 630th | |
| Isolated primes | 814th | 1594th |
| Primes | 1221st | 2281st |
| Pythagorean primes | 605th | 1134th |
| Sexy primes (1st member) | 409th | |
| Super primes | 339th | |
| Roman numberals | ||
| Base 2 | 100110101011012 | 1001110110000012 |
| Base 3 | 1111202013 | 10001222013 |
| Base 4 | 21222314 | 103230014 |
| Base 5 | 3041015 | 11211215 |
| Base 6 | 1135016 | 2332016 |
| Base 7 | 406037 | 1125317 |
| Base 8 | 232558 | 473018 |
| Base 9 | 145219 | 305819 |
| Base 10 | 990110 | 2016110 |
| Base 11 | 749111 | 1416911 |
| Base 12 | 589112 | b80112 |
| Base 13 | 467813 | 923b13 |
| Base 14 | 387314 | 74c114 |
| Base 15 | 2e0115 | 5e9115 |
| Base 16 | 26ad16 | 4ec116 |