Compare 42891 vs 42901
| Property | 42891 | 42901 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 31 × 171 × 292 | 429011 |
| Prime factorization | 3 × 17 × 29 × 29 | 42901 |
| Divisors count | 12 | 2 |
| Divisors | 1, 3, 17, 29, 51, 87, 493, 841, 1479, 2523, 14297, 42891 | 1, 42901 |
| Number of properties | 0 | 5 |
| Long primes | 1686th | |
| Primes | 4485th | |
| Pythagorean primes | 2225th | |
| Twin primes (2nd member) | 623rd | |
| Ulam primes | 338th | |
| Roman numberals | ||
| Base 2 | 10100111100010112 | 10100111100101012 |
| Base 3 | 20112111203 | 20112112213 |
| Base 4 | 221320234 | 221321114 |
| Base 5 | 23330315 | 23331015 |
| Base 6 | 5303236 | 5303416 |
| Base 7 | 2360227 | 2360357 |
| Base 8 | 1236138 | 1236258 |
| Base 9 | 647469 | 647579 |
| Base 10 | 4289110 | 4290110 |
| Base 11 | 2a25211 | 2a26111 |
| Base 12 | 209a312 | 209b112 |
| Base 13 | 166a413 | 166b113 |
| Base 14 | 118b914 | 118c514 |
| Base 15 | ca9615 | caa115 |
| Base 16 | a78b16 | a79516 |