Compare 172421 vs 172649
| Property | 172421 | 172649 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1724211 | 1726491 |
| Prime factorization | 172421 | 172649 |
| Divisors count | 2 | 2 |
| Divisors | 1, 172421 | 1, 172649 |
| Number of properties | 11 | 6 |
| Additive primes | 6425th | 6436th |
| Chen primes | 6657th | 6667th |
| Isolated primes | 11922nd | |
| Long primes | 5866th | |
| Primes | 15703rd | 15725th |
| Prime triplets (1st member) | 745th | |
| Pythagorean primes | 7829th | 7841st |
| Sexy primes (1st member) | 3789th | |
| Sexy primes (2nd member) | 3794th | |
| 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 | 1010100010011010012 |
| Base 3 | 222021112223 | 222022111023 |
| Base 4 | 2220120114 | 2220212214 |
| Base 5 | 210041415 | 210110445 |
| Base 6 | 34101256 | 34111456 |
| Base 7 | 13154547 | 13162317 |
| Base 8 | 5206058 | 5211518 |
| Base 9 | 2824589 | 2827429 |
| Base 10 | 17242110 | 17264910 |
| Base 11 | 1085a711 | 10879411 |
| Base 12 | 8394512 | 83ab512 |
| Base 13 | 6063213 | 6077913 |
| Base 14 | 46b9b14 | 46cc114 |
| Base 15 | 3614b15 | 3624e15 |
| Base 16 | 2a18516 | 2a26916 |