Compare 172421 vs 172425
| Property | 172421 | 172425 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 6 |
| Prime factorization | 1724211 | 31 × 52 × 112 × 191 |
| Prime factorization | 172421 | 3 × 5 × 5 × 11 × 11 × 19 |
| Divisors count | 2 | 36 |
| Divisors | 1, 172421 | 1, 3, 5, 11, 15, 19, 25, 33, 55, 57, 75, 95, 121, 165, 209, 275, 285, 363, 475, 605, 627, 825, 1045, 1425, 1815, 2299, 3025, 3135, 5225, 6897, 9075, 11495, 15675, 34485, 57475, 172425 |
| Number of properties | 11 | 0 |
| Additive primes | 6425th | |
| Chen primes | 6657th | |
| Long primes | 5866th | |
| Primes | 15703rd | |
| Prime triplets (1st member) | 745th | |
| Pythagorean primes | 7829th | |
| Sexy primes (1st member) | 3789th | |
| Sexy prime quadrupletss (1st member) | 101st | |
| Sexy prime triplets (1st member) | 775th | |
| Sophie germain primes | 1831st | |
| Twin primes (1st member) | 1900th | |
| Roman numberals | ||
| Base 2 | 1010100001100001012 | 1010100001100010012 |
| Base 3 | 222021112223 | 222021120103 |
| Base 4 | 2220120114 | 2220120214 |
| Base 5 | 210041415 | 210042005 |
| Base 6 | 34101256 | 34101336 |
| Base 7 | 13154547 | 13154617 |
| Base 8 | 5206058 | 5206118 |
| Base 9 | 2824589 | 2824639 |
| Base 10 | 17242110 | 17242510 |
| Base 11 | 1085a711 | 10860011 |
| Base 12 | 8394512 | 8394912 |
| Base 13 | 6063213 | 6063613 |
| Base 14 | 46b9b14 | 46ba114 |
| Base 15 | 3614b15 | 3615015 |
| Base 16 | 2a18516 | 2a18916 |