Compare 19427 vs 20389
| Property | 19427 | 20389 | 
|---|---|---|
| Type | prime | prime | 
| Unique factors | 1 | 1 | 
| Total factors | 1 | 1 | 
| Prime factorization | 194271 | 203891 | 
| Prime factorization | 19427 | 20389 | 
| Divisors count | 2 | 2 | 
| Divisors | 1, 19427 | 1, 20389 | 
| Number of properties | 17 | 5 | 
| Additive primes | 1023rd | |
| Chen primes | 1089th | |
| Cousin primes (1st member) | 351st | |
| Cousin primes (2nd member) | 341st | |
| Harmonic primes | 796th | |
| Isolated primes | 1612th | |
| Primes | 2201st | 2303rd | 
| Prime quadruplets (3rd member) | 19th | |
| Prime quintuplet 1s (4th member) | 8th | |
| Prime quintuplet 2s (3rd member) | 6th | |
| Prime sextuplets (4th member) | 4th | |
| Prime triplets (1st member) | 167th | |
| Prime triplets (2nd member) | 166th | |
| Prime triplets (3rd member) | 165th | |
| Pythagorean primes | 1148th | |
| Sexy primes (1st member) | 674th | |
| Sexy primes (2nd member) | 672nd | |
| Sexy prime triplets (2nd member) | 185th | |
| Twin primes (1st member) | 334th | |
| Ulam primes | 159th | 168th | 
| Roman numberals | ||
| Base 2 | 1001011111000112 | 1001111101001012 | 
| Base 3 | 2221221123 | 10002220113 | 
| Base 4 | 102332034 | 103322114 | 
| Base 5 | 11102025 | 11230245 | 
| Base 6 | 2255356 | 2342216 | 
| Base 7 | 1104327 | 1133057 | 
| Base 8 | 457438 | 476458 | 
| Base 9 | 285759 | 308649 | 
| Base 10 | 1942710 | 2038910 | 
| Base 11 | 1366111 | 1435611 | 
| Base 12 | b2ab12 | b97112 | 
| Base 13 | 8ac513 | 938513 | 
| Base 14 | 711914 | 760514 | 
| Base 15 | 5b5215 | 609415 | 
| Base 16 | 4be316 | 4fa516 |