Compare 660139 vs 660149
| Property | 660139 | 660149 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 731 × 90431 | 71 × 943071 |
| Prime factorization | 73 × 9043 | 7 × 94307 |
| Divisors count | 4 | 4 |
| Divisors | 1, 73, 9043, 660139 | 1, 7, 94307, 660149 |
| Number of properties | 1 | 1 |
| Semiprimes | 141274th | 141276th |
| Roman numberals | ||
| Base 2 | 101000010010101010112 | 101000010010101101012 |
| Base 3 | 10201121121213 | 10201121122223 |
| Base 4 | 22010222234 | 22010223114 |
| Base 5 | 1321110245 | 1321110445 |
| Base 6 | 220521116 | 220521256 |
| Base 7 | 54164147 | 54164307 |
| Base 8 | 24112538 | 24112658 |
| Base 9 | 12154779 | 12154889 |
| Base 10 | 66013910 | 66014910 |
| Base 11 | 410a7711 | 410a8611 |
| Base 12 | 27a03712 | 27a04512 |
| Base 13 | 1a161c13 | 1a162913 |
| Base 14 | 13280b14 | 13281714 |
| Base 15 | d08e415 | d08ee15 |
| Base 16 | a12ab16 | a12b516 |