Compare 679 vs 680
| Property | 679 | 680 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 5 |
| Prime factorization | 71 × 971 | 23 × 51 × 171 |
| Prime factorization | 7 × 97 | 2 × 2 × 2 × 5 × 17 |
| Divisors count | 4 | 16 |
| Divisors | 1, 7, 97, 679 | 1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680 |
| Number of properties | 1 | 0 |
| Semiprimes | 203rd | |
| Roman numberals | DCLXXIX | DCLXXX |
| Base 2 | 10101001112 | 10101010002 |
| Base 3 | 2210113 | 2210123 |
| Base 4 | 222134 | 222204 |
| Base 5 | 102045 | 102105 |
| Base 6 | 30516 | 30526 |
| Base 7 | 16607 | 16617 |
| Base 8 | 12478 | 12508 |
| Base 9 | 8349 | 8359 |
| Base 10 | 67910 | 68010 |
| Base 11 | 56811 | 56911 |
| Base 12 | 48712 | 48812 |
| Base 13 | 40313 | 40413 |
| Base 14 | 36714 | 36814 |
| Base 15 | 30415 | 30515 |
| Base 16 | 2a716 | 2a816 |