Compare 990881 vs 991009
| Property | 990881 | 991009 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9908811 | 9910091 |
| Prime factorization | 990881 | 991009 |
| Divisors count | 2 | 2 |
| Divisors | 1, 990881 | 1, 991009 |
| Number of properties | 5 | 3 |
| Chen primes | 29722nd | |
| Isolated primes | 61625th | 61634th |
| Primes | 77838th | 77849th |
| Sexy primes (1st member) | 16257th | |
| Sexy prime triplets (1st member) | 2880th | |
| Super primes | 7651st | |
| Roman numberals | ||
| Base 2 | 111100011110101000012 | 111100011111001000012 |
| Base 3 | 12121000200223 | 12121001020013 |
| Base 4 | 33013222014 | 33013302014 |
| Base 5 | 2232020115 | 2232030145 |
| Base 6 | 331232256 | 331240016 |
| Base 7 | 112646037 | 112651457 |
| Base 8 | 36172418 | 36174418 |
| Base 9 | 17702089 | 17703619 |
| Base 10 | 99088110 | 99100910 |
| Base 11 | 61751111 | 61761811 |
| Base 12 | 3b951512 | 3b960112 |
| Base 13 | 28902813 | 2890c613 |
| Base 14 | 1bb17314 | 1bb22514 |
| Base 15 | 1488db15 | 14897415 |
| Base 16 | f1ea116 | f1f2116 |