Compare 990949 vs 990961
| Property | 990949 | 990961 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 2331 × 42531 | 9909611 |
| Prime factorization | 233 × 4253 | 990961 |
| Divisors count | 4 | 2 |
| Divisors | 1, 233, 4253, 990949 | 1, 990961 |
| Number of properties | 1 | 4 |
| Isolated primes | 61630th | |
| Primes | 77845th | |
| Semiprimes | 208228th | |
| Sexy primes (1st member) | 16260th | |
| Sexy prime triplets (1st member) | 2881st | |
| Roman numberals | ||
| Base 2 | 111100011110111001012 | 111100011110111100012 |
| Base 3 | 12121000222113 | 12121001000213 |
| Base 4 | 33013232114 | 33013233014 |
| Base 5 | 2232022445 | 2232023215 |
| Base 6 | 331234216 | 331234416 |
| Base 7 | 112650317 | 112650467 |
| Base 8 | 36173458 | 36173618 |
| Base 9 | 17702849 | 17703079 |
| Base 10 | 99094910 | 99096110 |
| Base 11 | 61757311 | 61758411 |
| Base 12 | 3b957112 | 3b958112 |
| Base 13 | 28907b13 | 28908a13 |
| Base 14 | 1bb1c114 | 1bb1cd14 |
| Base 15 | 14893415 | 14894115 |
| Base 16 | f1ee516 | f1ef116 |