Compare 9901 vs 9911
| Property | 9901 | 9911 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 99011 | 111 × 171 × 531 |
| Prime factorization | 9901 | 11 × 17 × 53 |
| Divisors count | 2 | 8 |
| Divisors | 1, 9901 | 1, 11, 17, 53, 187, 583, 901, 9911 |
| Number of properties | 7 | 0 |
| Additive primes | 585th | |
| Centered decagonal primes | 26th | |
| Chen primes | 630th | |
| Isolated primes | 814th | |
| Primes | 1221st | |
| Pythagorean primes | 605th | |
| Sexy primes (1st member) | 409th | |
| Roman numberals | ||
| Base 2 | 100110101011012 | 100110101101112 |
| Base 3 | 1111202013 | 1111210023 |
| Base 4 | 21222314 | 21223134 |
| Base 5 | 3041015 | 3041215 |
| Base 6 | 1135016 | 1135156 |
| Base 7 | 406037 | 406167 |
| Base 8 | 232558 | 232678 |
| Base 9 | 145219 | 145329 |
| Base 10 | 990110 | 991110 |
| Base 11 | 749111 | 74a011 |
| Base 12 | 589112 | 589b12 |
| Base 13 | 467813 | 468513 |
| Base 14 | 387314 | 387d14 |
| Base 15 | 2e0115 | 2e0b15 |
| Base 16 | 26ad16 | 26b716 |