Compare 28409 vs 28661
| Property | 28409 | 28661 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 284091 | 286611 |
| Prime factorization | 28409 | 28661 |
| Divisors count | 2 | 2 |
| Divisors | 1, 28409 | 1, 28661 |
| Number of properties | 6 | 8 |
| Additive primes | 1413th | 1426th |
| Chen primes | 1504th | 1512th |
| Cousin primes (2nd member) | 455th | |
| Long primes | 1187th | |
| Primes | 3091st | 3122nd |
| Prime triplets (2nd member) | 221st | |
| Pythagorean primes | 1538th | 1553rd |
| Sexy primes (2nd member) | 909th | |
| Twin primes (1st member) | 453rd | 457th |
| Roman numberals | ||
| Base 2 | 1101110111110012 | 1101111111101012 |
| Base 3 | 11022220123 | 11100221123 |
| Base 4 | 123233214 | 123333114 |
| Base 5 | 14021145 | 14041215 |
| Base 6 | 3353056 | 3404056 |
| Base 7 | 1455537 | 1463637 |
| Base 8 | 673718 | 677658 |
| Base 9 | 428659 | 432759 |
| Base 10 | 2840910 | 2866110 |
| Base 11 | 1a38711 | 1a59611 |
| Base 12 | 1453512 | 1470512 |
| Base 13 | cc1413 | 1007913 |
| Base 14 | a4d314 | a63314 |
| Base 15 | 863e15 | 875b15 |
| Base 16 | 6ef916 | 6ff516 |