Compare 20443 vs 21863
| Property | 20443 | 21863 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 204431 | 218631 |
| Prime factorization | 20443 | 21863 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20443 | 1, 21863 |
| Number of properties | 5 | 7 |
| Additive primes | 1074th | |
| Chen primes | 1203rd | |
| Cousin primes (2nd member) | 373rd | |
| Harmonic primes | 841st | 904th |
| Isolated primes | 1710th | |
| Long primes | 929th | |
| Primes | 2310th | 2453rd |
| Twin primes (2nd member) | 347th | |
| Ulam primes | 171st | 183rd |
| Roman numberals | ||
| Base 2 | 1001111110110112 | 1010101011001112 |
| Base 3 | 10010010113 | 10022222023 |
| Base 4 | 103331234 | 111112134 |
| Base 5 | 11232335 | 11444235 |
| Base 6 | 2343516 | 2451156 |
| Base 7 | 1134137 | 1205127 |
| Base 8 | 477338 | 525478 |
| Base 9 | 310349 | 328829 |
| Base 10 | 2044310 | 2186310 |
| Base 11 | 143a511 | 1547611 |
| Base 12 | b9b712 | 1079b12 |
| Base 13 | 93c713 | 9c4a13 |
| Base 14 | 764314 | 7d7914 |
| Base 15 | 60cd15 | 672815 |
| Base 16 | 4fdb16 | 556716 |