Compare 6421 vs 6607
| Property | 6421 | 6607 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 64211 | 66071 |
| Prime factorization | 6421 | 6607 |
| Divisors count | 2 | 2 |
| Divisors | 1, 6421 | 1, 6607 |
| Number of properties | 7 | 5 |
| Additive primes | 419th | 427th |
| Chen primes | 456th | 465th |
| Harmonic primes | 301st | 310th |
| Isolated primes | 538th | 551st |
| Primes | 835th | 854th |
| Pythagorean primes | 410th | |
| Sexy primes (1st member) | 302nd | |
| Roman numberals | ||
| Base 2 | 11001000101012 | 11001110011112 |
| Base 3 | 222102113 | 1000012013 |
| Base 4 | 12101114 | 12130334 |
| Base 5 | 2011415 | 2024125 |
| Base 6 | 454216 | 503316 |
| Base 7 | 245027 | 251567 |
| Base 8 | 144258 | 147178 |
| Base 9 | 87249 | 100519 |
| Base 10 | 642110 | 660710 |
| Base 11 | 490811 | 4a6711 |
| Base 12 | 387112 | 39a712 |
| Base 13 | 2bcc13 | 301313 |
| Base 14 | 24a914 | 259d14 |
| Base 15 | 1d8115 | 1e5715 |
| Base 16 | 191516 | 19cf16 |