Compare 18947 vs 18979
| Property | 18947 | 18979 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 189471 | 189791 |
| Prime factorization | 18947 | 18979 |
| Divisors count | 2 | 2 |
| Divisors | 1, 18947 | 1, 18979 |
| Number of properties | 5 | 5 |
| Additive primes | 1007th | |
| Chen primes | 1068th | |
| Isolated primes | 1502nd | 1505th |
| Long primes | 826th | |
| Lucky primes | 351st | |
| Primes | 2155th | 2158th |
| Safe primes | 185th | |
| Sexy primes (2nd member) | 660th | |
| Roman numberals | ||
| Base 2 | 1001010000000112 | 1001010001000112 |
| Base 3 | 2212222023 | 2220002213 |
| Base 4 | 102200034 | 102202034 |
| Base 5 | 11012425 | 11014045 |
| Base 6 | 2234156 | 2235116 |
| Base 7 | 1061457 | 1062227 |
| Base 8 | 450038 | 450438 |
| Base 9 | 278829 | 280279 |
| Base 10 | 1894710 | 1897910 |
| Base 11 | 1326511 | 1329411 |
| Base 12 | ab6b12 | ab9712 |
| Base 13 | 881613 | 883c13 |
| Base 14 | 6c9514 | 6cb914 |
| Base 15 | 593215 | 595415 |
| Base 16 | 4a0316 | 4a2316 |