Compare 1690 vs 1699
| Property | 1690 | 1699 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 21 × 51 × 132 | 16991 |
| Prime factorization | 2 × 5 × 13 × 13 | 1699 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690 | 1, 1699 |
| Number of properties | 0 | 5 |
| Harmonic primes | 93rd | |
| Primes | 266th | |
| Prime triplets (3rd member) | 44th | |
| Sexy primes (2nd member) | 114th | |
| Twin primes (2nd member) | 54th | |
| Roman numberals | MDCXC | MDCXCIX |
| Base 2 | 110100110102 | 110101000112 |
| Base 3 | 20221213 | 20222213 |
| Base 4 | 1221224 | 1222034 |
| Base 5 | 232305 | 232445 |
| Base 6 | 114546 | 115116 |
| Base 7 | 46337 | 46457 |
| Base 8 | 32328 | 32438 |
| Base 9 | 22779 | 22879 |
| Base 10 | 169010 | 169910 |
| Base 11 | 12a711 | 130511 |
| Base 12 | b8a12 | b9712 |
| Base 13 | a0013 | a0913 |
| Base 14 | 88a14 | 89514 |
| Base 15 | 77a15 | 78415 |
| Base 16 | 69a16 | 6a316 |