Compare 6409 vs 6421
| Property | 6409 | 6421 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 131 × 171 × 291 | 64211 |
| Prime factorization | 13 × 17 × 29 | 6421 |
| Divisors count | 8 | 2 |
| Divisors | 1, 13, 17, 29, 221, 377, 493, 6409 | 1, 6421 |
| Number of properties | 0 | 7 |
| Additive primes | 419th | |
| Chen primes | 456th | |
| Harmonic primes | 301st | |
| Isolated primes | 538th | |
| Primes | 835th | |
| Pythagorean primes | 410th | |
| Sexy primes (1st member) | 302nd | |
| Roman numberals | ||
| Base 2 | 11001000010012 | 11001000101012 |
| Base 3 | 222101013 | 222102113 |
| Base 4 | 12100214 | 12101114 |
| Base 5 | 2011145 | 2011415 |
| Base 6 | 454016 | 454216 |
| Base 7 | 244547 | 245027 |
| Base 8 | 144118 | 144258 |
| Base 9 | 87119 | 87249 |
| Base 10 | 640910 | 642110 |
| Base 11 | 48a711 | 490811 |
| Base 12 | 386112 | 387112 |
| Base 13 | 2bc013 | 2bcc13 |
| Base 14 | 249b14 | 24a914 |
| Base 15 | 1d7415 | 1d8115 |
| Base 16 | 190916 | 191516 |