Compare 66479 vs 66491
| Property | 66479 | 66491 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 71 × 94971 | 664911 |
| Prime factorization | 7 × 9497 | 66491 |
| Divisors count | 4 | 2 |
| Divisors | 1, 7, 9497, 66479 | 1, 66491 |
| Number of properties | 1 | 5 |
| Good primes | 523rd | |
| Harmonic primes | 2490th | |
| Isolated primes | 4890th | |
| Long primes | 2509th | |
| Primes | 6629th | |
| Semiprimes | 15882nd | |
| Roman numberals | ||
| Base 2 | 100000011101011112 | 100000011101110112 |
| Base 3 | 101010120123 | 101010121223 |
| Base 4 | 1000322334 | 1000323234 |
| Base 5 | 41114045 | 41114315 |
| Base 6 | 12314356 | 12314556 |
| Base 7 | 3645507 | 3645657 |
| Base 8 | 2016578 | 2016738 |
| Base 9 | 1111659 | 1111789 |
| Base 10 | 6647910 | 6649110 |
| Base 11 | 45a4611 | 45a5711 |
| Base 12 | 3257b12 | 3258b12 |
| Base 13 | 2434a13 | 2435913 |
| Base 14 | 1a32714 | 1a33514 |
| Base 15 | 14a6e15 | 14a7b15 |
| Base 16 | 103af16 | 103bb16 |