Compare 761 vs 2521
| Property | 761 | 2521 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 7611 | 25211 |
| Prime factorization | 761 | 2521 |
| Divisors count | 2 | 2 |
| Divisors | 1, 761 | 1, 2521 |
| Number of properties | 9 | 6 |
| Centered square primes | 10th | 18th |
| Chen primes | 91st | |
| Cousin primes (2nd member) | 32nd | |
| Emirps | 27th | |
| Good primes | 71st | |
| Happy primes | 31st | |
| Harmonic primes | 138th | |
| Isolated primes | 76th | 226th |
| Primes | 135th | 369th |
| Pythagorean primes | 64th | 181st |
| Sophie germain primes | 34th | |
| Roman numberals | DCCLXI | MMDXXI |
| Base 2 | 10111110012 | 1001110110012 |
| Base 3 | 10010123 | 101101013 |
| Base 4 | 233214 | 2131214 |
| Base 5 | 110215 | 400415 |
| Base 6 | 33056 | 154016 |
| Base 7 | 21357 | 102317 |
| Base 8 | 13718 | 47318 |
| Base 9 | 10359 | 34119 |
| Base 10 | 76110 | 252110 |
| Base 11 | 63211 | 199211 |
| Base 12 | 53512 | 156112 |
| Base 13 | 46713 | 11bc13 |
| Base 14 | 3c514 | cc114 |
| Base 15 | 35b15 | b3115 |
| Base 16 | 2f916 | 9d916 |