Compare 20443 vs 20521
| Property | 20443 | 20521 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 204431 | 205211 |
| Prime factorization | 20443 | 20521 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20443 | 1, 20521 |
| Number of properties | 5 | 6 |
| Additive primes | 1074th | |
| Chen primes | 1140th | |
| Harmonic primes | 841st | 843rd |
| Isolated primes | 1619th | |
| Primes | 2310th | 2316th |
| Pythagorean primes | 1153rd | |
| Twin primes (2nd member) | 347th | |
| Ulam primes | 171st | 172nd |
| Roman numberals | ||
| Base 2 | 1001111110110112 | 1010000001010012 |
| Base 3 | 10010010113 | 10010110013 |
| Base 4 | 103331234 | 110002214 |
| Base 5 | 11232335 | 11240415 |
| Base 6 | 2343516 | 2350016 |
| Base 7 | 1134137 | 1135547 |
| Base 8 | 477338 | 500518 |
| Base 9 | 310349 | 311319 |
| Base 10 | 2044310 | 2052110 |
| Base 11 | 143a511 | 1446611 |
| Base 12 | b9b712 | ba6112 |
| Base 13 | 93c713 | 945713 |
| Base 14 | 764314 | 769b14 |
| Base 15 | 60cd15 | 613115 |
| Base 16 | 4fdb16 | 502916 |