Compare 990442 vs 990479
| Property | 990442 | 990479 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 21 × 4952211 | 71 × 1414971 |
| Prime factorization | 2 × 495221 | 7 × 141497 |
| Divisors count | 4 | 4 |
| Divisors | 1, 2, 495221, 990442 | 1, 7, 141497, 990479 |
| Number of properties | 1 | 1 |
| Semiprimes | 208123rd | 208130th |
| Roman numberals | ||
| Base 2 | 111100011100111010102 | 111100011101000011112 |
| Base 3 | 12120221220013 | 12120222001023 |
| Base 4 | 33013032224 | 33013100334 |
| Base 5 | 2231432325 | 2231434045 |
| Base 6 | 331212146 | 331213156 |
| Base 7 | 112634057 | 112634607 |
| Base 8 | 36163528 | 36164178 |
| Base 9 | 17685619 | 17686129 |
| Base 10 | 99044210 | 99047910 |
| Base 11 | 61715211 | 61718611 |
| Base 12 | 3b920a12 | 3b923b12 |
| Base 13 | 288a7b13 | 288aa913 |
| Base 14 | 1bad3c14 | 1bad6714 |
| Base 15 | 1486e715 | 14871e15 |
| Base 16 | f1cea16 | f1d0f16 |