Compare 221251 vs 221393
| Property | 221251 | 221393 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2212511 | 2213931 |
| Prime factorization | 221251 | 221393 |
| Divisors count | 2 | 2 |
| Divisors | 1, 221251 | 1, 221393 |
| Number of properties | 6 | 7 |
| Additive primes | 7980th | |
| Chen primes | 8217th | 8220th |
| Harmonic primes | 7401st | 7404th |
| Isolated primes | 15041st | 15048th |
| Long primes | 7381st | 7384th |
| Primes | 19718th | 19725th |
| Pythagorean primes | 9840th | |
| Sexy primes (1st member) | 4666th | |
| Roman numberals | ||
| Base 2 | 1101100000010000112 | 1101100000110100012 |
| Base 3 | 1020201111113 | 1020202002023 |
| Base 4 | 3120010034 | 3120031014 |
| Base 5 | 240400015 | 240410335 |
| Base 6 | 44241516 | 44245456 |
| Base 7 | 16110227 | 16113147 |
| Base 8 | 6601038 | 6603218 |
| Base 9 | 3664449 | 3666229 |
| Base 10 | 22125110 | 22139310 |
| Base 11 | 14125811 | 14137711 |
| Base 12 | a805712 | a815512 |
| Base 13 | 7992413 | 79a0313 |
| Base 14 | 5a8b914 | 5a97b14 |
| Base 15 | 4585115 | 458e815 |
| Base 16 | 3604316 | 360d116 |