Compare 2660 vs 2661
| Property | 2660 | 2661 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 5 | 2 |
| Prime factorization | 22 × 51 × 71 × 191 | 31 × 8871 |
| Prime factorization | 2 × 2 × 5 × 7 × 19 | 3 × 887 |
| Divisors count | 24 | 4 |
| Divisors | 1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660 | 1, 3, 887, 2661 |
| Number of properties | 0 | 1 |
| Semiprimes | 758th | |
| Roman numberals | MMDCLX | MMDCLXI |
| Base 2 | 1010011001002 | 1010011001012 |
| Base 3 | 101221123 | 101221203 |
| Base 4 | 2212104 | 2212114 |
| Base 5 | 411205 | 411215 |
| Base 6 | 201526 | 201536 |
| Base 7 | 105207 | 105217 |
| Base 8 | 51448 | 51458 |
| Base 9 | 35759 | 35769 |
| Base 10 | 266010 | 266110 |
| Base 11 | 1aa911 | 1aaa11 |
| Base 12 | 165812 | 165912 |
| Base 13 | 129813 | 129913 |
| Base 14 | d8014 | d8114 |
| Base 15 | bc515 | bc615 |
| Base 16 | a6416 | a6516 |