Compare 20809 vs 20814
| Property | 20809 | 20814 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 208091 | 21 × 31 × 34691 |
| Prime factorization | 20809 | 2 × 3 × 3469 |
| Divisors count | 2 | 8 |
| Divisors | 1, 20809 | 1, 2, 3, 6, 3469, 6938, 10407, 20814 |
| Number of properties | 5 | 0 |
| Additive primes | 1091st | |
| Harmonic primes | 859th | |
| Primes | 2344th | |
| Pythagorean primes | 1165th | |
| Twin primes (2nd member) | 355th | |
| Roman numberals | ||
| Base 2 | 1010001010010012 | 1010001010011102 |
| Base 3 | 10011122013 | 10011122203 |
| Base 4 | 110110214 | 110110324 |
| Base 5 | 11312145 | 11312245 |
| Base 6 | 2402016 | 2402106 |
| Base 7 | 1144457 | 1144537 |
| Base 8 | 505118 | 505168 |
| Base 9 | 314819 | 314869 |
| Base 10 | 2080910 | 2081410 |
| Base 11 | 146a811 | 1470211 |
| Base 12 | 1006112 | 1006612 |
| Base 13 | 961913 | 962113 |
| Base 14 | 782514 | 782a14 |
| Base 15 | 627415 | 627915 |
| Base 16 | 514916 | 514e16 |