Compare 20681 vs 20789
| Property | 20681 | 20789 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 206811 | 207891 |
| Prime factorization | 20681 | 20789 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20681 | 1, 20789 |
| Number of properties | 5 | 7 |
| Additive primes | 1082nd | |
| Chen primes | 1153rd | |
| Good primes | 258th | |
| Harmonic primes | 857th | |
| Isolated primes | 1628th | 1635th |
| Long primes | 889th | |
| Primes | 2329th | 2342nd |
| Pythagorean primes | 1158th | 1164th |
| Sophie germain primes | 337th | |
| Roman numberals | ||
| Base 2 | 1010000110010012 | 1010001001101012 |
| Base 3 | 10011002223 | 10011112223 |
| Base 4 | 110030214 | 110103114 |
| Base 5 | 11302115 | 11311245 |
| Base 6 | 2354256 | 2401256 |
| Base 7 | 1142037 | 1144167 |
| Base 8 | 503118 | 504658 |
| Base 9 | 313289 | 314589 |
| Base 10 | 2068110 | 2078910 |
| Base 11 | 145a111 | 1468a11 |
| Base 12 | bb7512 | 1004512 |
| Base 13 | 954b13 | 960213 |
| Base 14 | 777314 | 780d14 |
| Base 15 | 61db15 | 625e15 |
| Base 16 | 50c916 | 513516 |