Compare 1301 vs 2521
| Property | 1301 | 2521 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 13011 | 25211 |
| Prime factorization | 1301 | 2521 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1301 | 1, 2521 |
| Number of properties | 12 | 6 |
| Additive primes | 115th | |
| Centered square primes | 13th | 18th |
| Chen primes | 139th | |
| Cousin primes (2nd member) | 47th | |
| Emirps | 62nd | |
| Good primes | 71st | |
| Harmonic primes | 138th | |
| Isolated primes | 226th | |
| Long primes | 82nd | |
| Primes | 212th | 369th |
| Prime triplets (1st member) | 35th | |
| Prime triplets (2nd member) | 34th | |
| Pythagorean primes | 105th | 181st |
| Sexy primes (1st member) | 93rd | |
| Twin primes (1st member) | 45th | |
| Roman numberals | MCCCI | MMDXXI |
| Base 2 | 101000101012 | 1001110110012 |
| Base 3 | 12100123 | 101101013 |
| Base 4 | 1101114 | 2131214 |
| Base 5 | 202015 | 400415 |
| Base 6 | 100056 | 154016 |
| Base 7 | 35367 | 102317 |
| Base 8 | 24258 | 47318 |
| Base 9 | 17059 | 34119 |
| Base 10 | 130110 | 252110 |
| Base 11 | a8311 | 199211 |
| Base 12 | 90512 | 156112 |
| Base 13 | 79113 | 11bc13 |
| Base 14 | 68d14 | cc114 |
| Base 15 | 5bb15 | b3115 |
| Base 16 | 51516 | 9d916 |