Compare 20807 vs 21107
| Property | 20807 | 21107 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 208071 | 211071 |
| Prime factorization | 20807 | 21107 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20807 | 1, 21107 |
| Number of properties | 7 | 5 |
| Additive primes | 1090th | 1101st |
| Chen primes | 1154th | |
| Harmonic primes | 858th | 872nd |
| Isolated primes | 1654th | |
| Long primes | 890th | |
| Primes | 2343rd | 2373rd |
| Sexy primes (2nd member) | 718th | |
| Twin primes (1st member) | 355th | |
| Ulam primes | 174th | |
| Roman numberals | ||
| Base 2 | 1010001010001112 | 1010010011100112 |
| Base 3 | 10011121223 | 10012212023 |
| Base 4 | 110110134 | 110213034 |
| Base 5 | 11312125 | 11334125 |
| Base 6 | 2401556 | 2414156 |
| Base 7 | 1144437 | 1153527 |
| Base 8 | 505078 | 511638 |
| Base 9 | 314789 | 318529 |
| Base 10 | 2080710 | 2110710 |
| Base 11 | 146a611 | 1494911 |
| Base 12 | 1005b12 | 1026b12 |
| Base 13 | 961713 | 97b813 |
| Base 14 | 782314 | 799914 |
| Base 15 | 627215 | 63c215 |
| Base 16 | 514716 | 527316 |