Compare 20778 vs 20789
| Property | 20778 | 20789 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 31 × 34631 | 207891 |
| Prime factorization | 2 × 3 × 3463 | 20789 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 3, 6, 3463, 6926, 10389, 20778 | 1, 20789 |
| Number of properties | 0 | 7 |
| Chen primes | 1153rd | |
| Harmonic primes | 857th | |
| Isolated primes | 1635th | |
| Long primes | 889th | |
| Primes | 2342nd | |
| Pythagorean primes | 1164th | |
| Sophie germain primes | 337th | |
| Roman numberals | ||
| Base 2 | 1010001001010102 | 1010001001101012 |
| Base 3 | 10011111203 | 10011112223 |
| Base 4 | 110102224 | 110103114 |
| Base 5 | 11311035 | 11311245 |
| Base 6 | 2401106 | 2401256 |
| Base 7 | 1144027 | 1144167 |
| Base 8 | 504528 | 504658 |
| Base 9 | 314469 | 314589 |
| Base 10 | 2077810 | 2078910 |
| Base 11 | 1467a11 | 1468a11 |
| Base 12 | 1003612 | 1004512 |
| Base 13 | 95c413 | 960213 |
| Base 14 | 780214 | 780d14 |
| Base 15 | 625315 | 625e15 |
| Base 16 | 512a16 | 513516 |