Compare 247649 vs 248639
| Property | 247649 | 248639 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2476491 | 2486391 |
| Prime factorization | 247649 | 248639 |
| Divisors count | 2 | 2 |
| Divisors | 1, 247649 | 1, 248639 |
| Number of properties | 4 | 6 |
| Chen primes | 9043rd | 9079th |
| Harmonic primes | 8189th | |
| Primes | 21846th | 21933rd |
| Sophie germain primes | 2458th | |
| Twin primes (1st member) | 2569th | 2579th |
| Ulam primes | 1563rd | 1571st |
| Roman numberals | ||
| Base 2 | 1111000111011000012 | 1111001011001111112 |
| Base 3 | 1101202010123 | 1101220012123 |
| Base 4 | 3301312014 | 3302303334 |
| Base 5 | 304110445 | 304240245 |
| Base 6 | 51503056 | 51550356 |
| Base 7 | 20510037 | 20536167 |
| Base 8 | 7435418 | 7454778 |
| Base 9 | 4166359 | 4180559 |
| Base 10 | 24764910 | 24863910 |
| Base 11 | 15a07611 | 15a89611 |
| Base 12 | bb39512 | bba7b12 |
| Base 13 | 8894c13 | 8923113 |
| Base 14 | 6637314 | 6687d14 |
| Base 15 | 4d59e15 | 4da0e15 |
| Base 16 | 3c76116 | 3cb3f16 |