Compare 19841 vs 19845
| Property | 19841 | 19845 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 7 |
| Prime factorization | 198411 | 34 × 51 × 72 |
| Prime factorization | 19841 | 3 × 3 × 3 × 3 × 5 × 7 × 7 |
| Divisors count | 2 | 30 |
| Divisors | 1, 19841 | 1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 245, 315, 405, 441, 567, 735, 945, 1323, 2205, 2835, 3969, 6615, 19845 |
| Number of properties | 7 | 0 |
| Additive primes | 1043rd | |
| Chen primes | 1105th | |
| Emirps | 625th | |
| Harmonic primes | 812th | |
| Primes | 2244th | |
| Pythagorean primes | 1115th | |
| Twin primes (1st member) | 339th | |
| Roman numberals | ||
| Base 2 | 1001101100000012 | 1001101100001012 |
| Base 3 | 10000122123 | 10000200003 |
| Base 4 | 103120014 | 103120114 |
| Base 5 | 11133315 | 11133405 |
| Base 6 | 2315056 | 2315136 |
| Base 7 | 1115637 | 1116007 |
| Base 8 | 466018 | 466058 |
| Base 9 | 301859 | 302009 |
| Base 10 | 1984110 | 1984510 |
| Base 11 | 139a811 | 13a0111 |
| Base 12 | b59512 | b59912 |
| Base 13 | 905313 | 905713 |
| Base 14 | 733314 | 733714 |
| Base 15 | 5d2b15 | 5d3015 |
| Base 16 | 4d8116 | 4d8516 |