Compare 20641 vs 20649
| Property | 20641 | 20649 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 206411 | 31 × 68831 |
| Prime factorization | 20641 | 3 × 6883 |
| Divisors count | 2 | 4 |
| Divisors | 1, 20641 | 1, 3, 6883, 20649 |
| Number of properties | 4 | 1 |
| Additive primes | 1080th | |
| Primes | 2327th | |
| Pythagorean primes | 1157th | |
| Semiprimes | 5242nd | |
| Twin primes (2nd member) | 351st | |
| Roman numberals | ||
| Base 2 | 1010000101000012 | 1010000101010012 |
| Base 3 | 10010221113 | 10010222103 |
| Base 4 | 110022014 | 110022214 |
| Base 5 | 11300315 | 11300445 |
| Base 6 | 2353216 | 2353336 |
| Base 7 | 1141157 | 1141267 |
| Base 8 | 502418 | 502518 |
| Base 9 | 312749 | 312839 |
| Base 10 | 2064110 | 2064910 |
| Base 11 | 1456511 | 1457211 |
| Base 12 | bb4112 | bb4912 |
| Base 13 | 951a13 | 952513 |
| Base 14 | 774514 | 774d14 |
| Base 15 | 61b115 | 61b915 |
| Base 16 | 50a116 | 50a916 |