Compare 20641 vs 20646
| Property | 20641 | 20646 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 5 |
| Prime factorization | 206411 | 21 × 32 × 311 × 371 |
| Prime factorization | 20641 | 2 × 3 × 3 × 31 × 37 |
| Divisors count | 2 | 24 |
| Divisors | 1, 20641 | 1, 2, 3, 6, 9, 18, 31, 37, 62, 74, 93, 111, 186, 222, 279, 333, 558, 666, 1147, 2294, 3441, 6882, 10323, 20646 |
| Number of properties | 4 | 0 |
| Additive primes | 1080th | |
| Primes | 2327th | |
| Pythagorean primes | 1157th | |
| Twin primes (2nd member) | 351st | |
| Roman numberals | ||
| Base 2 | 1010000101000012 | 1010000101001102 |
| Base 3 | 10010221113 | 10010222003 |
| Base 4 | 110022014 | 110022124 |
| Base 5 | 11300315 | 11300415 |
| Base 6 | 2353216 | 2353306 |
| Base 7 | 1141157 | 1141237 |
| Base 8 | 502418 | 502468 |
| Base 9 | 312749 | 312809 |
| Base 10 | 2064110 | 2064610 |
| Base 11 | 1456511 | 1456a11 |
| Base 12 | bb4112 | bb4612 |
| Base 13 | 951a13 | 952213 |
| Base 14 | 774514 | 774a14 |
| Base 15 | 61b115 | 61b615 |
| Base 16 | 50a116 | 50a616 |