Compare 42641 vs 42647
| Property | 42641 | 42647 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 426411 | 111 × 38771 |
| Prime factorization | 42641 | 11 × 3877 |
| Divisors count | 2 | 4 |
| Divisors | 1, 42641 | 1, 11, 3877, 42647 |
| Number of properties | 5 | 1 |
| Additive primes | 1990th | |
| Chen primes | 2088th | |
| Primes | 4456th | |
| Pythagorean primes | 2210th | |
| Semiprimes | 10389th | |
| Twin primes (1st member) | 620th | |
| Roman numberals | ||
| Base 2 | 10100110100100012 | 10100110100101112 |
| Base 3 | 20111110223 | 20111111123 |
| Base 4 | 221221014 | 221221134 |
| Base 5 | 23310315 | 23310425 |
| Base 6 | 5252256 | 5252356 |
| Base 7 | 2352147 | 2352237 |
| Base 8 | 1232218 | 1232278 |
| Base 9 | 644389 | 644459 |
| Base 10 | 4264110 | 4264710 |
| Base 11 | 2a04511 | 2a05011 |
| Base 12 | 2081512 | 2081b12 |
| Base 13 | 1654113 | 1654713 |
| Base 14 | 1177b14 | 1178314 |
| Base 15 | c97b15 | c98215 |
| Base 16 | a69116 | a69716 |