Compare 12809 vs 12815
| Property | 12809 | 12815 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 128091 | 51 × 111 × 2331 |
| Prime factorization | 12809 | 5 × 11 × 233 |
| Divisors count | 2 | 8 |
| Divisors | 1, 12809 | 1, 5, 11, 55, 233, 1165, 2563, 12815 |
| Number of properties | 6 | 0 |
| Chen primes | 775th | |
| Emirps | 357th | |
| Harmonic primes | 546th | |
| Isolated primes | 1040th | |
| Primes | 1527th | |
| Pythagorean primes | 756th | |
| Roman numberals | ||
| Base 2 | 110010000010012 | 110010000011112 |
| Base 3 | 1221201023 | 1221201223 |
| Base 4 | 30200214 | 30200334 |
| Base 5 | 4022145 | 4022305 |
| Base 6 | 1351456 | 1351556 |
| Base 7 | 522267 | 522357 |
| Base 8 | 310118 | 310178 |
| Base 9 | 185129 | 185189 |
| Base 10 | 1280910 | 1281510 |
| Base 11 | 969511 | 96a011 |
| Base 12 | 74b512 | 74bb12 |
| Base 13 | 5aa413 | 5aaa13 |
| Base 14 | 494d14 | 495514 |
| Base 15 | 3bde15 | 3be515 |
| Base 16 | 320916 | 320f16 |