Compare 9931 vs 10091
| Property | 9931 | 10091 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 99311 | 100911 |
| Prime factorization | 9931 | 10091 |
| Divisors count | 2 | 2 |
| Divisors | 1, 9931 | 1, 10091 |
| Number of properties | 4 | 8 |
| Additive primes | 594th | |
| Chen primes | 640th | |
| Emirps | 238th | 248th |
| Good primes | 181st | |
| Long primes | 465th | 471st |
| Primes | 1225th | 1238th |
| Sophie germain primes | 192nd | |
| Twin primes (1st member) | 209th | |
| Twin primes (2nd member) | 205th | |
| Roman numberals | ||
| Base 2 | 100110110010112 | 100111011010112 |
| Base 3 | 1111212113 | 1112112023 |
| Base 4 | 21230234 | 21312234 |
| Base 5 | 3042115 | 3103315 |
| Base 6 | 1135516 | 1144156 |
| Base 7 | 406457 | 412647 |
| Base 8 | 233138 | 235538 |
| Base 9 | 145549 | 147529 |
| Base 10 | 993110 | 1009110 |
| Base 11 | 750911 | 764411 |
| Base 12 | 58b712 | 5a0b12 |
| Base 13 | 469c13 | 479313 |
| Base 14 | 389514 | 396b14 |
| Base 15 | 2e2115 | 2ecb15 |
| Base 16 | 26cb16 | 276b16 |