Compare 1679 vs 1690
| Property | 1679 | 1690 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 231 × 731 | 21 × 51 × 132 |
| Prime factorization | 23 × 73 | 2 × 5 × 13 × 13 |
| Divisors count | 4 | 12 |
| Divisors | 1, 23, 73, 1679 | 1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690 |
| Number of properties | 1 | 0 |
| Semiprimes | 483rd | |
| Roman numberals | MDCLXXIX | MDCXC |
| Base 2 | 110100011112 | 110100110102 |
| Base 3 | 20220123 | 20221213 |
| Base 4 | 1220334 | 1221224 |
| Base 5 | 232045 | 232305 |
| Base 6 | 114356 | 114546 |
| Base 7 | 46167 | 46337 |
| Base 8 | 32178 | 32328 |
| Base 9 | 22659 | 22779 |
| Base 10 | 167910 | 169010 |
| Base 11 | 129711 | 12a711 |
| Base 12 | b7b12 | b8a12 |
| Base 13 | 9c213 | a0013 |
| Base 14 | 87d14 | 88a14 |
| Base 15 | 76e15 | 77a15 |
| Base 16 | 68f16 | 69a16 |