Compare 228139 vs 228257
| Property | 228139 | 228257 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2281391 | 2282571 |
| Prime factorization | 228139 | 228257 |
| Divisors count | 2 | 2 |
| Divisors | 1, 228139 | 1, 228257 |
| Number of properties | 4 | 5 |
| Harmonic primes | 7635th | |
| Isolated primes | 15470th | 15477th |
| Long primes | 7594th | 7600th |
| Lucky primes | 2574th | |
| Primes | 20271st | 20280th |
| Sexy primes (2nd member) | 4786th | |
| Roman numberals | ||
| Base 2 | 1101111011001010112 | 1101111011101000012 |
| Base 3 | 1021202211213 | 1021210022223 |
| Base 4 | 3132302234 | 3132322014 |
| Base 5 | 243000245 | 243010125 |
| Base 6 | 45201116 | 45204256 |
| Base 7 | 16400627 | 16403217 |
| Base 8 | 6754538 | 6756418 |
| Base 9 | 3768479 | 3770889 |
| Base 10 | 22813910 | 22825710 |
| Base 11 | 14644a11 | 14654711 |
| Base 12 | b003712 | b011512 |
| Base 13 | 7cac213 | 7cb8313 |
| Base 14 | 5d1d914 | 5d28114 |
| Base 15 | 478e415 | 4797215 |
| Base 16 | 37b2b16 | 37ba116 |