Compare 19661 vs 19697
| Property | 19661 | 19697 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 196611 | 196971 |
| Prime factorization | 19661 | 19697 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19661 | 1, 19697 |
| Number of properties | 8 | 7 |
| Additive primes | 1035th | |
| Chen primes | 1099th | |
| Emirps | 615th | 618th |
| Harmonic primes | 804th | 807th |
| Isolated primes | 1555th | |
| Long primes | 851st | 853rd |
| Primes | 2226th | 2229th |
| Pythagorean primes | 1105th | 1107th |
| Sophie germain primes | 320th | |
| Twin primes (1st member) | 337th | |
| Roman numberals | ||
| Base 2 | 1001100110011012 | 1001100111100012 |
| Base 3 | 2222220123 | 10000001123 |
| Base 4 | 103030314 | 103033014 |
| Base 5 | 11121215 | 11122425 |
| Base 6 | 2310056 | 2311056 |
| Base 7 | 1112157 | 1112667 |
| Base 8 | 463158 | 463618 |
| Base 9 | 288659 | 300159 |
| Base 10 | 1966110 | 1969710 |
| Base 11 | 1385411 | 1388711 |
| Base 12 | b46512 | b49512 |
| Base 13 | 8c4513 | 8c7213 |
| Base 14 | 724514 | 726d14 |
| Base 15 | 5c5b15 | 5c8215 |
| Base 16 | 4ccd16 | 4cf116 |