Compare 208139 vs 208231
| Property | 208139 | 208231 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2081391 | 2082311 |
| Prime factorization | 208139 | 208231 |
| Divisors count | 2 | 2 |
| Divisors | 1, 208139 | 1, 208231 |
| Number of properties | 5 | 5 |
| Additive primes | 7527th | |
| Chen primes | 7789th | |
| Happy primes | 2837th | |
| Harmonic primes | 6985th | |
| Isolated primes | 14190th | |
| Long primes | 6978th | |
| Lucky primes | 2388th | |
| Primes | 18647th | 18655th |
| Twin primes (1st member) | 2233rd | |
| Roman numberals | ||
| Base 2 | 1100101101000010112 | 1100101101011001112 |
| Base 3 | 1011201112123 | 1011201220213 |
| Base 4 | 3023100234 | 3023112134 |
| Base 5 | 231300245 | 231304115 |
| Base 6 | 42433356 | 42440116 |
| Base 7 | 15245517 | 15250427 |
| Base 8 | 6264138 | 6265478 |
| Base 9 | 3464559 | 3465679 |
| Base 10 | 20813910 | 20823110 |
| Base 11 | 13241811 | 1324a111 |
| Base 12 | a054b12 | a060712 |
| Base 13 | 7397913 | 73a1a13 |
| Base 14 | 55bd114 | 55c5914 |
| Base 15 | 41a0e15 | 41a7115 |
| Base 16 | 32d0b16 | 32d6716 |