Compare 42581 vs 42589
| Property | 42581 | 42589 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 72 × 111 × 791 | 425891 |
| Prime factorization | 7 × 7 × 11 × 79 | 42589 |
| Divisors count | 12 | 2 |
| Divisors | 1, 7, 11, 49, 77, 79, 539, 553, 869, 3871, 6083, 42581 | 1, 42589 |
| Number of properties | 0 | 7 |
| Centered triangular primes | 39th | |
| Chen primes | 2086th | |
| Happy primes | 729th | |
| Harmonic primes | 1657th | |
| Isolated primes | 3217th | |
| Primes | 4454th | |
| Pythagorean primes | 2209th | |
| Roman numberals | ||
| Base 2 | 10100110010101012 | 10100110010111012 |
| Base 3 | 20111020023 | 20111021013 |
| Base 4 | 221211114 | 221211314 |
| Base 5 | 23303115 | 23303245 |
| Base 6 | 5250456 | 5251016 |
| Base 7 | 2351007 | 2351117 |
| Base 8 | 1231258 | 1231358 |
| Base 9 | 643629 | 643719 |
| Base 10 | 4258110 | 4258910 |
| Base 11 | 29aa011 | 29aa811 |
| Base 12 | 2078512 | 2079112 |
| Base 13 | 164c613 | 1650113 |
| Base 14 | 1173714 | 1174114 |
| Base 15 | c93b15 | c94415 |
| Base 16 | a65516 | a65d16 |