Compare 19841 vs 20639
| Property | 19841 | 20639 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 198411 | 206391 |
| Prime factorization | 19841 | 20639 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19841 | 1, 20639 |
| Number of properties | 7 | 4 |
| Additive primes | 1043rd | |
| Chen primes | 1105th | 1143rd |
| Emirps | 625th | |
| Happy primes | 384th | |
| Harmonic primes | 812th | |
| Primes | 2244th | 2326th |
| Pythagorean primes | 1115th | |
| Twin primes (1st member) | 339th | 351st |
| Roman numberals | ||
| Base 2 | 1001101100000012 | 1010000100111112 |
| Base 3 | 10000122123 | 10010221023 |
| Base 4 | 103120014 | 110021334 |
| Base 5 | 11133315 | 11300245 |
| Base 6 | 2315056 | 2353156 |
| Base 7 | 1115637 | 1141137 |
| Base 8 | 466018 | 502378 |
| Base 9 | 301859 | 312729 |
| Base 10 | 1984110 | 2063910 |
| Base 11 | 139a811 | 1456311 |
| Base 12 | b59512 | bb3b12 |
| Base 13 | 905313 | 951813 |
| Base 14 | 733314 | 774314 |
| Base 15 | 5d2b15 | 61ae15 |
| Base 16 | 4d8116 | 509f16 |