Compare 145681 vs 145689
| Property | 145681 | 145689 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 1456811 | 31 × 485631 |
| Prime factorization | 145681 | 3 × 48563 |
| Divisors count | 2 | 4 |
| Divisors | 1, 145681 | 1, 3, 48563, 145689 |
| Number of properties | 4 | 1 |
| Primes | 13480th | |
| Pythagorean primes | 6719th | |
| Semiprimes | 33449th | |
| Sexy primes (1st member) | 3309th | |
| Twin primes (2nd member) | 1655th | |
| Roman numberals | ||
| Base 2 | 1000111001000100012 | 1000111001000110012 |
| Base 3 | 211012111213 | 211012112203 |
| Base 4 | 2032101014 | 2032101214 |
| Base 5 | 141302115 | 141302245 |
| Base 6 | 30422416 | 30422536 |
| Base 7 | 11445047 | 11445157 |
| Base 8 | 4344218 | 4344318 |
| Base 9 | 2417479 | 2417569 |
| Base 10 | 14568110 | 14568910 |
| Base 11 | 9a4a811 | 9a50511 |
| Base 12 | 7038112 | 7038912 |
| Base 13 | 5140313 | 5140b13 |
| Base 14 | 3b13b14 | 3b14514 |
| Base 15 | 2d27115 | 2d27915 |
| Base 16 | 2391116 | 2391916 |