Compare 2251 vs 2281
| Property | 2251 | 2281 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 22511 | 22811 |
| Prime factorization | 2251 | 2281 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2251 | 1, 2281 |
| Number of properties | 6 | 8 |
| Additive primes | 178th | |
| Chen primes | 204th | 207th |
| Harmonic primes | 122nd | |
| Isolated primes | 200th | 202nd |
| Long primes | 130th | |
| Lucky primes | 76th | 77th |
| Primes | 335th | 339th |
| Pythagorean primes | 165th | |
| Sexy primes (1st member) | 139th | |
| Sexy prime triplets (1st member) | 52nd | |
| Roman numberals | MMCCLI | MMCCLXXXI |
| Base 2 | 1000110010112 | 1000111010012 |
| Base 3 | 100021013 | 100101113 |
| Base 4 | 2030234 | 2032214 |
| Base 5 | 330015 | 331115 |
| Base 6 | 142316 | 143216 |
| Base 7 | 63647 | 64367 |
| Base 8 | 43138 | 43518 |
| Base 9 | 30719 | 31149 |
| Base 10 | 225110 | 228110 |
| Base 11 | 176711 | 179411 |
| Base 12 | 137712 | 13a112 |
| Base 13 | 104213 | 106613 |
| Base 14 | b6b14 | b8d14 |
| Base 15 | a0115 | a2115 |
| Base 16 | 8cb16 | 8e916 |