Compare 20843 vs 20849
| Property | 20843 | 20849 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 191 × 10971 | 208491 |
| Prime factorization | 19 × 1097 | 20849 |
| Divisors count | 4 | 2 |
| Divisors | 1, 19, 1097, 20843 | 1, 20849 |
| Number of properties | 1 | 8 |
| Additive primes | 1092nd | |
| Chen primes | 1155th | |
| Good primes | 262nd | |
| Harmonic primes | 860th | |
| Isolated primes | 1636th | |
| Primes | 2345th | |
| Pythagorean primes | 1166th | |
| Semiprimes | 5289th | |
| Ulam primes | 175th | |
| Roman numberals | ||
| Base 2 | 1010001011010112 | 1010001011100012 |
| Base 3 | 10011202223 | 10011210123 |
| Base 4 | 110112234 | 110113014 |
| Base 5 | 11313335 | 11313445 |
| Base 6 | 2402556 | 2403056 |
| Base 7 | 1145247 | 1145337 |
| Base 8 | 505538 | 505618 |
| Base 9 | 315289 | 315359 |
| Base 10 | 2084310 | 2084910 |
| Base 11 | 1472911 | 1473411 |
| Base 12 | 1008b12 | 1009512 |
| Base 13 | 964413 | 964a13 |
| Base 14 | 784b14 | 785314 |
| Base 15 | 629815 | 629e15 |
| Base 16 | 516b16 | 517116 |