Compare 20681 vs 20684
| Property | 20681 | 20684 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 3 |
| Prime factorization | 206811 | 22 × 51711 |
| Prime factorization | 20681 | 2 × 2 × 5171 |
| Divisors count | 2 | 6 |
| Divisors | 1, 20681 | 1, 2, 4, 5171, 10342, 20684 |
| Number of properties | 5 | 0 |
| Additive primes | 1082nd | |
| Good primes | 258th | |
| Isolated primes | 1628th | |
| Primes | 2329th | |
| Pythagorean primes | 1158th | |
| Roman numberals | ||
| Base 2 | 1010000110010012 | 1010000110011002 |
| Base 3 | 10011002223 | 10011010023 |
| Base 4 | 110030214 | 110030304 |
| Base 5 | 11302115 | 11302145 |
| Base 6 | 2354256 | 2354326 |
| Base 7 | 1142037 | 1142067 |
| Base 8 | 503118 | 503148 |
| Base 9 | 313289 | 313329 |
| Base 10 | 2068110 | 2068410 |
| Base 11 | 145a111 | 145a411 |
| Base 12 | bb7512 | bb7812 |
| Base 13 | 954b13 | 955113 |
| Base 14 | 777314 | 777614 |
| Base 15 | 61db15 | 61de15 |
| Base 16 | 50c916 | 50cc16 |