Compare 9901 vs 9905
Property | 9901 | 9905 |
---|---|---|
Type | prime | composite number |
Unique factors | 1 | 3 |
Total factors | 1 | 3 |
Prime factorization | 99011 | 51 × 71 × 2831 |
Prime factorization | 9901 | 5 × 7 × 283 |
Divisors count | 2 | 8 |
Divisors | 1, 9901 | 1, 5, 7, 35, 283, 1415, 1981, 9905 |
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 | 100110101100012 |
Base 3 | 1111202013 | 1111202123 |
Base 4 | 21222314 | 21223014 |
Base 5 | 3041015 | 3041105 |
Base 6 | 1135016 | 1135056 |
Base 7 | 406037 | 406107 |
Base 8 | 232558 | 232618 |
Base 9 | 145219 | 145259 |
Base 10 | 990110 | 990510 |
Base 11 | 749111 | 749511 |
Base 12 | 589112 | 589512 |
Base 13 | 467813 | 467c13 |
Base 14 | 387314 | 387714 |
Base 15 | 2e0115 | 2e0515 |
Base 16 | 26ad16 | 26b116 |