Compare 2779 vs 2780
| Property | 2779 | 2780 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 71 × 3971 | 22 × 51 × 1391 |
| Prime factorization | 7 × 397 | 2 × 2 × 5 × 139 |
| Divisors count | 4 | 12 |
| Divisors | 1, 7, 397, 2779 | 1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780 |
| Number of properties | 1 | 0 |
| Semiprimes | 778th | |
| Roman numberals | MMDCCLXXIX | MMDCCLXXX |
| Base 2 | 1010110110112 | 1010110111002 |
| Base 3 | 102102213 | 102102223 |
| Base 4 | 2231234 | 2231304 |
| Base 5 | 421045 | 421105 |
| Base 6 | 205116 | 205126 |
| Base 7 | 110507 | 110517 |
| Base 8 | 53338 | 53348 |
| Base 9 | 37279 | 37289 |
| Base 10 | 277910 | 278010 |
| Base 11 | 20a711 | 20a811 |
| Base 12 | 173712 | 173812 |
| Base 13 | 135a13 | 135b13 |
| Base 14 | 102714 | 102814 |
| Base 15 | c5415 | c5515 |
| Base 16 | adb16 | adc16 |