Compare 664030 vs 664031
| Property | 664030 | 664031 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 51 × 664031 | 191 × 349491 |
| Prime factorization | 2 × 5 × 66403 | 19 × 34949 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 5, 10, 66403, 132806, 332015, 664030 | 1, 19, 34949, 664031 |
| Number of properties | 0 | 1 |
| Semiprimes | 142072nd | |
| Roman numberals | ||
| Base 2 | 101000100001110111102 | 101000100001110111112 |
| Base 3 | 10202012122013 | 10202012122023 |
| Base 4 | 22020131324 | 22020131334 |
| Base 5 | 1322221105 | 1322221115 |
| Base 6 | 221221146 | 221221156 |
| Base 7 | 54336437 | 54336447 |
| Base 8 | 24207368 | 24207378 |
| Base 9 | 12217819 | 12217829 |
| Base 10 | 66403010 | 66403110 |
| Base 11 | 41399411 | 41399511 |
| Base 12 | 28033a12 | 28033b12 |
| Base 13 | 1a332313 | 1a332413 |
| Base 14 | 133dca14 | 133dcb14 |
| Base 15 | d1b3a15 | d1b3b15 |
| Base 16 | a21de16 | a21df16 |