Compare 208139 vs 208387
| Property | 208139 | 208387 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2081391 | 2083871 |
| Prime factorization | 208139 | 208387 |
| Divisors count | 2 | 2 |
| Divisors | 1, 208139 | 1, 208387 |
| Number of properties | 5 | 7 |
| Additive primes | 7527th | |
| Chen primes | 7789th | 7799th |
| Cousin primes (1st member) | 2213th | |
| Happy primes | 2839th | |
| Isolated primes | 14201st | |
| Long primes | 6978th | |
| Primes | 18647th | 18668th |
| Prime triplets (1st member) | 868th | |
| Sexy primes (1st member) | 4440th | |
| Twin primes (1st member) | 2233rd | |
| Roman numberals | ||
| Base 2 | 1100101101000010112 | 1100101110000000112 |
| Base 3 | 1011201112123 | 1011202120013 |
| Base 4 | 3023100234 | 3023200034 |
| Base 5 | 231300245 | 231320225 |
| Base 6 | 42433356 | 42444316 |
| Base 7 | 15245517 | 15253547 |
| Base 8 | 6264138 | 6270038 |
| Base 9 | 3464559 | 3467619 |
| Base 10 | 20813910 | 20838710 |
| Base 11 | 13241811 | 13262311 |
| Base 12 | a054b12 | a071712 |
| Base 13 | 7397913 | 73b0a13 |
| Base 14 | 55bd114 | 55d2b14 |
| Base 15 | 41a0e15 | 41b2715 |
| Base 16 | 32d0b16 | 32e0316 |