Compare 6421 vs 6863
| Property | 6421 | 6863 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 64211 | 68631 |
| Prime factorization | 6421 | 6863 |
| Divisors count | 2 | 2 |
| Divisors | 1, 6421 | 1, 6863 |
| Number of properties | 7 | 10 |
| Additive primes | 419th | 439th |
| Chen primes | 456th | 481st |
| Harmonic primes | 301st | 323rd |
| Isolated primes | 538th | 566th |
| Long primes | 342nd | |
| Primes | 835th | 883rd |
| Pythagorean primes | 410th | |
| Sexy primes (1st member) | 302nd | 312th |
| Sexy primes (2nd member) | 311th | |
| Sexy prime triplets (2nd member) | 102nd | |
| Super primes | 153rd | |
| Roman numberals | ||
| Base 2 | 11001000101012 | 11010110011112 |
| Base 3 | 222102113 | 1001020123 |
| Base 4 | 12101114 | 12230334 |
| Base 5 | 2011415 | 2044235 |
| Base 6 | 454216 | 514356 |
| Base 7 | 245027 | 260037 |
| Base 8 | 144258 | 153178 |
| Base 9 | 87249 | 103659 |
| Base 10 | 642110 | 686310 |
| Base 11 | 490811 | 517a11 |
| Base 12 | 387112 | 3b7b12 |
| Base 13 | 2bcc13 | 317c13 |
| Base 14 | 24a914 | 270314 |
| Base 15 | 1d8115 | 207815 |
| Base 16 | 191516 | 1acf16 |