Compare 990127 vs 990155
| Property | 990127 | 990155 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 231 × 430491 | 51 × 1980311 |
| Prime factorization | 23 × 43049 | 5 × 198031 |
| Divisors count | 4 | 4 |
| Divisors | 1, 23, 43049, 990127 | 1, 5, 198031, 990155 |
| Number of properties | 1 | 1 |
| Semiprimes | 208059th | 208067th |
| Roman numberals | ||
| Base 2 | 111100011011101011112 | 111100011011110010112 |
| Base 3 | 12120220121013 | 12120220201023 |
| Base 4 | 33012322334 | 33012330234 |
| Base 5 | 2231410025 | 2231411105 |
| Base 6 | 331155316 | 331200156 |
| Base 7 | 112624457 | 112625157 |
| Base 8 | 36156578 | 36157138 |
| Base 9 | 17681719 | 17682129 |
| Base 10 | 99012710 | 99015510 |
| Base 11 | 61699611 | 616a1111 |
| Base 12 | 3b8ba712 | 3b900b12 |
| Base 13 | 28889813 | 2888ba13 |
| Base 14 | 1bab9514 | 1babb514 |
| Base 15 | 14858715 | 1485a515 |
| Base 16 | f1baf16 | f1bcb16 |