Compare 839 vs 1439
| Property | 839 | 1439 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 8391 | 14391 |
| Prime factorization | 839 | 1439 |
| Divisors count | 2 | 2 |
| Divisors | 1, 839 | 1, 1439 |
| Number of properties | 4 | 9 |
| Additive primes | 124th | |
| Chen primes | 100th | 148th |
| Emirps | 68th | |
| Isolated primes | 81st | 135th |
| Primes | 146th | 228th |
| Safe primes | 22nd | 32nd |
| Sexy primes (2nd member) | 99th | |
| Sexy prime triplets (3rd member) | 37th | |
| Sophie germain primes | 47th | |
| Roman numberals | DCCCXXXIX | MCDXXXIX |
| Base 2 | 11010001112 | 101100111112 |
| Base 3 | 10110023 | 12220223 |
| Base 4 | 310134 | 1121334 |
| Base 5 | 113245 | 212245 |
| Base 6 | 35156 | 103556 |
| Base 7 | 23067 | 41247 |
| Base 8 | 15078 | 26378 |
| Base 9 | 11329 | 18689 |
| Base 10 | 83910 | 143910 |
| Base 11 | 6a311 | 109911 |
| Base 12 | 59b12 | 9bb12 |
| Base 13 | 4c713 | 86913 |
| Base 14 | 43d14 | 74b14 |
| Base 15 | 3ae15 | 65e15 |
| Base 16 | 34716 | 59f16 |