Compare 256121 vs 256561
| Property | 256121 | 256561 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2561211 | 2565611 |
| Prime factorization | 256121 | 256561 |
| Divisors count | 2 | 2 |
| Divisors | 1, 256121 | 1, 256561 |
| Number of properties | 5 | 5 |
| Additive primes | 9113th | |
| Cousin primes (2nd member) | 2633rd | |
| Harmonic primes | 8397th | 8406th |
| Isolated primes | 17268th | 17294th |
| Primes | 22535th | 22567th |
| Sexy primes (1st member) | 5263rd | |
| Super primes | 2522nd | |
| Roman numberals | ||
| Base 2 | 1111101000011110012 | 1111101010001100012 |
| Base 3 | 1110000222223 | 1110002210213 |
| Base 4 | 3322013214 | 3322203014 |
| Base 5 | 311434415 | 312022215 |
| Base 6 | 52534256 | 52554416 |
| Base 7 | 21144657 | 21156647 |
| Base 8 | 7641718 | 7650618 |
| Base 9 | 4302889 | 4308379 |
| Base 10 | 25612110 | 25656110 |
| Base 11 | 16547811 | 16583811 |
| Base 12 | 10427512 | 10458112 |
| Base 13 | 8c76813 | 8ca1613 |
| Base 14 | 694a514 | 696db14 |
| Base 15 | 50d4b15 | 5104115 |
| Base 16 | 3e87916 | 3ea3116 |