Compare 247421 vs 247531
| Property | 247421 | 247531 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2474211 | 2475311 |
| Prime factorization | 247421 | 247531 |
| Divisors count | 2 | 2 |
| Divisors | 1, 247421 | 1, 247531 |
| Number of properties | 4 | 4 |
| Centered decagonal primes | 96th | |
| Isolated primes | 16698th | |
| Long primes | 8171st | 8174th |
| Primes | 21827th | 21835th |
| Sophie germain primes | 2446th | |
| Twin primes (2nd member) | 2566th | |
| Roman numberals | ||
| Base 2 | 1111000110011111012 | 1111000110111010112 |
| Base 3 | 1101201012023 | 1101201122113 |
| Base 4 | 3301213314 | 3301232234 |
| Base 5 | 304041415 | 304101115 |
| Base 6 | 51452456 | 51455516 |
| Base 7 | 20502267 | 20504447 |
| Base 8 | 7431758 | 7433538 |
| Base 9 | 4163529 | 4164849 |
| Base 10 | 24742110 | 24753110 |
| Base 11 | 15998911 | 159a7911 |
| Base 12 | bb22512 | bb2b712 |
| Base 13 | 8880513 | 8888b13 |
| Base 14 | 6624d14 | 662cb14 |
| Base 15 | 4d49b15 | 4d52115 |
| Base 16 | 3c67d16 | 3c6eb16 |