Compare 66142 vs 66145
| Property | 66142 | 66145 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 21 × 330711 | 51 × 132291 |
| Prime factorization | 2 × 33071 | 5 × 13229 |
| Divisors count | 4 | 4 |
| Divisors | 1, 2, 33071, 66142 | 1, 5, 13229, 66145 |
| Number of properties | 1 | 1 |
| Semiprimes | 15795th | 15796th |
| Roman numberals | ||
| Base 2 | 100000010010111102 | 100000010011000012 |
| Base 3 | 101002012013 | 101002012113 |
| Base 4 | 1000211324 | 1000212014 |
| Base 5 | 41040325 | 41040405 |
| Base 6 | 12301146 | 12301216 |
| Base 7 | 3635567 | 3635627 |
| Base 8 | 2011368 | 2011418 |
| Base 9 | 1106519 | 1106549 |
| Base 10 | 6614210 | 6614510 |
| Base 11 | 4576a11 | 4577211 |
| Base 12 | 3233a12 | 3234112 |
| Base 13 | 2414b13 | 2415113 |
| Base 14 | 1a16614 | 1a16914 |
| Base 15 | 148e715 | 148ea15 |
| Base 16 | 1025e16 | 1026116 |