Compare 399689 vs 399690
| Property | 399689 | 399690 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 5 |
| Prime factorization | 3996891 | 21 × 32 × 51 × 44411 |
| Prime factorization | 399689 | 2 × 3 × 3 × 5 × 4441 |
| Divisors count | 2 | 24 |
| Divisors | 1, 399689 | 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 4441, 8882, 13323, 22205, 26646, 39969, 44410, 66615, 79938, 133230, 199845, 399690 |
| Number of properties | 3 | 0 |
| Chen primes | 13654th | |
| Primes | 33836th | |
| Twin primes (1st member) | 3802nd | |
| Roman numberals | ||
| Base 2 | 11000011001010010012 | 11000011001010010102 |
| Base 3 | 2020220210223 | 2020220211003 |
| Base 4 | 12012110214 | 12012110224 |
| Base 5 | 1002422245 | 1002422305 |
| Base 6 | 123222256 | 123222306 |
| Base 7 | 32531637 | 32531647 |
| Base 8 | 14145118 | 14145128 |
| Base 9 | 6682389 | 6682409 |
| Base 10 | 39968910 | 39969010 |
| Base 11 | 25332411 | 25332511 |
| Base 12 | 17337512 | 17337612 |
| Base 13 | 10cc0413 | 10cc0513 |
| Base 14 | a593314 | a593414 |
| Base 15 | 7d65e15 | 7d66015 |
| Base 16 | 6194916 | 6194a16 |