Compare 248639 vs 249989
| Property | 248639 | 249989 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2486391 | 2499891 |
| Prime factorization | 248639 | 249989 |
| Divisors count | 2 | 2 |
| Divisors | 1, 248639 | 1, 249989 |
| Number of properties | 6 | 5 |
| Additive primes | 8931st | |
| Chen primes | 9079th | |
| Harmonic primes | 8189th | |
| Isolated primes | 16869th | |
| Long primes | 8255th | |
| Primes | 21933rd | 22044th |
| Sophie germain primes | 2458th | 2469th |
| Twin primes (1st member) | 2579th | |
| Ulam primes | 1571st | |
| Roman numberals | ||
| Base 2 | 1111001011001111112 | 1111010000100001012 |
| Base 3 | 1101220012123 | 1102002202123 |
| Base 4 | 3302303334 | 3310020114 |
| Base 5 | 304240245 | 304444245 |
| Base 6 | 51550356 | 52052056 |
| Base 7 | 20536167 | 20605557 |
| Base 8 | 7454778 | 7502058 |
| Base 9 | 4180559 | 4208259 |
| Base 10 | 24863910 | 24998910 |
| Base 11 | 15a89611 | 16090311 |
| Base 12 | bba7b12 | 10080512 |
| Base 13 | 8923113 | 89a2c13 |
| Base 14 | 6687d14 | 6716514 |
| Base 15 | 4da0e15 | 4e10e15 |
| Base 16 | 3cb3f16 | 3d08516 |