Compare 19661 vs 20249
| Property | 19661 | 20249 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 196611 | 202491 |
| Prime factorization | 19661 | 20249 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19661 | 1, 20249 |
| Number of properties | 8 | 5 |
| Additive primes | 1035th | 1062nd |
| Emirps | 615th | |
| Harmonic primes | 804th | |
| Isolated primes | 1555th | 1600th |
| Long primes | 851st | |
| Primes | 2226th | 2289th |
| Pythagorean primes | 1105th | 1139th |
| Sophie germain primes | 320th | 328th |
| Roman numberals | ||
| Base 2 | 1001100110011012 | 1001111000110012 |
| Base 3 | 2222220123 | 10002022223 |
| Base 4 | 103030314 | 103301214 |
| Base 5 | 11121215 | 11214445 |
| Base 6 | 2310056 | 2334256 |
| Base 7 | 1112157 | 1130157 |
| Base 8 | 463158 | 474318 |
| Base 9 | 288659 | 306889 |
| Base 10 | 1966110 | 2024910 |
| Base 11 | 1385411 | 1423911 |
| Base 12 | b46512 | b87512 |
| Base 13 | 8c4513 | 92a813 |
| Base 14 | 724514 | 754514 |
| Base 15 | 5c5b15 | 5eee15 |
| Base 16 | 4ccd16 | 4f1916 |