Compare 489689 vs 491279
| Property | 489689 | 491279 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4896891 | 4912791 |
| Prime factorization | 489689 | 491279 |
| Divisors count | 2 | 2 |
| Divisors | 1, 489689 | 1, 491279 |
| Number of properties | 5 | 6 |
| Chen primes | 16195th | 16246th |
| Isolated primes | 31864th | |
| Primes | 40741st | 40863rd |
| Safe primes | 2432nd | |
| Sexy primes (2nd member) | 9033rd | |
| Sophie germain primes | 4254th | 4265th |
| Twin primes (1st member) | 4482nd | |
| Ulam primes | 2979th | |
| Roman numberals | ||
| Base 2 | 11101111000110110012 | 11101111111000011112 |
| Base 3 | 2202122011223 | 2202212201123 |
| Base 4 | 13132031214 | 13133300334 |
| Base 5 | 1111322245 | 1112101045 |
| Base 6 | 142550256 | 143102356 |
| Base 7 | 41064447 | 41142057 |
| Base 8 | 16743318 | 16774178 |
| Base 9 | 8256489 | 8278159 |
| Base 10 | 48968910 | 49127910 |
| Base 11 | 304a0211 | 30611811 |
| Base 12 | 1b747512 | 1b837b12 |
| Base 13 | 141b7513 | 1427c913 |
| Base 14 | ca65b14 | cb07514 |
| Base 15 | 9a15e15 | 9a86e15 |
| Base 16 | 778d916 | 77f0f16 |