Compare 20521 vs 20849
| Property | 20521 | 20849 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 205211 | 208491 |
| Prime factorization | 20521 | 20849 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20521 | 1, 20849 |
| Number of properties | 6 | 8 |
| Additive primes | 1092nd | |
| Chen primes | 1140th | 1155th |
| Good primes | 262nd | |
| Harmonic primes | 843rd | 860th |
| Isolated primes | 1619th | 1636th |
| Primes | 2316th | 2345th |
| Pythagorean primes | 1153rd | 1166th |
| Ulam primes | 172nd | 175th |
| Roman numberals | ||
| Base 2 | 1010000001010012 | 1010001011100012 |
| Base 3 | 10010110013 | 10011210123 |
| Base 4 | 110002214 | 110113014 |
| Base 5 | 11240415 | 11313445 |
| Base 6 | 2350016 | 2403056 |
| Base 7 | 1135547 | 1145337 |
| Base 8 | 500518 | 505618 |
| Base 9 | 311319 | 315359 |
| Base 10 | 2052110 | 2084910 |
| Base 11 | 1446611 | 1473411 |
| Base 12 | ba6112 | 1009512 |
| Base 13 | 945713 | 964a13 |
| Base 14 | 769b14 | 785314 |
| Base 15 | 613115 | 629e15 |
| Base 16 | 502916 | 517116 |