Compare 30839 vs 31139
| Property | 30839 | 31139 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 308391 | 311391 |
| Prime factorization | 30839 | 31139 |
| Divisors count | 2 | 2 |
| Divisors | 1, 30839 | 1, 31139 |
| Number of properties | 4 | 7 |
| Additive primes | 1505th | 1515th |
| Chen primes | 1589th | |
| Emirps | 669th | |
| Good primes | 333rd | |
| Isolated primes | 2394th | |
| Long primes | 1271st | |
| Primes | 3324th | 3353rd |
| Safe primes | 272nd | |
| Twin primes (1st member) | 476th | |
| Roman numberals | ||
| Base 2 | 1111000011101112 | 1111001101000112 |
| Base 3 | 11200220123 | 11202010223 |
| Base 4 | 132013134 | 132122034 |
| Base 5 | 14413245 | 14440245 |
| Base 6 | 3544356 | 4000556 |
| Base 7 | 1556247 | 1565337 |
| Base 8 | 741678 | 746438 |
| Base 9 | 462659 | 466389 |
| Base 10 | 3083910 | 3113910 |
| Base 11 | 2119611 | 2143911 |
| Base 12 | 15a1b12 | 1602b12 |
| Base 13 | 1106313 | 1123413 |
| Base 14 | b34b14 | b4c314 |
| Base 15 | 920e15 | 935e15 |
| Base 16 | 787716 | 79a316 |