Compare 228139 vs 228421
| Property | 228139 | 228421 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2281391 | 2284211 |
| Prime factorization | 228139 | 228421 |
| Divisors count | 2 | 2 |
| Divisors | 1, 228139 | 1, 228421 |
| Number of properties | 4 | 5 |
| Additive primes | 8227th | |
| Isolated primes | 15470th | |
| Long primes | 7594th | 7606th |
| Lucky primes | 2574th | |
| Primes | 20271st | 20294th |
| Sexy primes (1st member) | 4790th | |
| Twin primes (2nd member) | 2404th | |
| Roman numberals | ||
| Base 2 | 1101111011001010112 | 1101111100010001012 |
| Base 3 | 1021202211213 | 1021211000013 |
| Base 4 | 3132302234 | 3133010114 |
| Base 5 | 243000245 | 243021415 |
| Base 6 | 45201116 | 45213016 |
| Base 7 | 16400627 | 16406447 |
| Base 8 | 6754538 | 6761058 |
| Base 9 | 3768479 | 3773019 |
| Base 10 | 22813910 | 22842110 |
| Base 11 | 14644a11 | 14668611 |
| Base 12 | b003712 | b023112 |
| Base 13 | 7cac213 | 7cc7b13 |
| Base 14 | 5d1d914 | 5d35b14 |
| Base 15 | 478e415 | 47a3115 |
| Base 16 | 37b2b16 | 37c4516 |