Compare 990151 vs 990181
| Property | 990151 | 990181 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9901511 | 9901811 |
| Prime factorization | 990151 | 990181 |
| Divisors count | 2 | 2 |
| Divisors | 1, 990151 | 1, 990181 |
| Number of properties | 3 | 3 |
| Chen primes | 29707th | |
| Cuban primes 1 | 172nd | |
| Isolated primes | 61582nd | |
| Primes | 77785th | 77789th |
| Twin primes (2nd member) | 8103rd | |
| Roman numberals | ||
| Base 2 | 111100011011110001112 | 111100011011111001012 |
| Base 3 | 12120220200213 | 12120220211013 |
| Base 4 | 33012330134 | 33012332114 |
| Base 5 | 2231411015 | 2231412115 |
| Base 6 | 331200116 | 331201016 |
| Base 7 | 112625117 | 112625537 |
| Base 8 | 36157078 | 36157458 |
| Base 9 | 17682079 | 17682419 |
| Base 10 | 99015110 | 99018110 |
| Base 11 | 616a0811 | 616a3511 |
| Base 12 | 3b900712 | 3b903112 |
| Base 13 | 2888b613 | 28890a13 |
| Base 14 | 1babb114 | 1babd314 |
| Base 15 | 1485a115 | 1485c115 |
| Base 16 | f1bc716 | f1be516 |