Compare 220919 vs 221393
| Property | 220919 | 221393 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2209191 | 2213931 |
| Prime factorization | 220919 | 221393 |
| Divisors count | 2 | 2 |
| Divisors | 1, 220919 | 1, 221393 |
| Number of properties | 6 | 7 |
| Additive primes | 7968th | |
| Chen primes | 8210th | 8220th |
| Harmonic primes | 7404th | |
| Isolated primes | 15023rd | 15048th |
| Long primes | 7384th | |
| Primes | 19692nd | 19725th |
| Pythagorean primes | 9840th | |
| Safe primes | 1270th | |
| Sexy primes (1st member) | 4666th | |
| Sophie germain primes | 2233rd | |
| Roman numberals | ||
| Base 2 | 1101011110111101112 | 1101100000110100012 |
| Base 3 | 1020200010123 | 1020202002023 |
| Base 4 | 3113233134 | 3120031014 |
| Base 5 | 240321345 | 240410335 |
| Base 6 | 44224356 | 44245456 |
| Base 7 | 16100367 | 16113147 |
| Base 8 | 6573678 | 6603218 |
| Base 9 | 3660359 | 3666229 |
| Base 10 | 22091910 | 22139310 |
| Base 11 | 140a8611 | 14137711 |
| Base 12 | a7a1b12 | a815512 |
| Base 13 | 7972a13 | 79a0313 |
| Base 14 | 5a71d14 | 5a97b14 |
| Base 15 | 456ce15 | 458e815 |
| Base 16 | 35ef716 | 360d116 |