Compare 990427 vs 990442
| Property | 990427 | 990442 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 8591 × 11531 | 21 × 4952211 |
| Prime factorization | 859 × 1153 | 2 × 495221 |
| Divisors count | 4 | 4 |
| Divisors | 1, 859, 1153, 990427 | 1, 2, 495221, 990442 |
| Number of properties | 1 | 1 |
| Semiprimes | 208120th | 208123rd |
| Roman numberals | ||
| Base 2 | 111100011100110110112 | 111100011100111010102 |
| Base 3 | 12120221211113 | 12120221220013 |
| Base 4 | 33013031234 | 33013032224 |
| Base 5 | 2231432025 | 2231432325 |
| Base 6 | 331211516 | 331212146 |
| Base 7 | 112633547 | 112634057 |
| Base 8 | 36163338 | 36163528 |
| Base 9 | 17685449 | 17685619 |
| Base 10 | 99042710 | 99044210 |
| Base 11 | 61713911 | 61715211 |
| Base 12 | 3b91b712 | 3b920a12 |
| Base 13 | 288a6913 | 288a7b13 |
| Base 14 | 1bad2b14 | 1bad3c14 |
| Base 15 | 1486d715 | 1486e715 |
| Base 16 | f1cdb16 | f1cea16 |