Compare 195931 vs 197221
| Property | 195931 | 197221 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1959311 | 1972211 |
| Prime factorization | 195931 | 197221 |
| Divisors count | 2 | 2 |
| Divisors | 1, 195931 | 1, 197221 |
| Number of properties | 5 | 5 |
| Emirps | 4159th | |
| Isolated primes | 13490th | |
| Long primes | 6643rd | |
| Lucky primes | 2270th | |
| Primes | 17652nd | 17753rd |
| Pythagorean primes | 8852nd | |
| Twin primes (2nd member) | 2122nd | |
| Ulam primes | 1260th | 1266th |
| Roman numberals | ||
| Base 2 | 1011111101010110112 | 1100000010011001012 |
| Base 3 | 1002212022013 | 1010001121113 |
| Base 4 | 2333111234 | 3000212114 |
| Base 5 | 222322115 | 223023415 |
| Base 6 | 41110316 | 41210216 |
| Base 7 | 14441417 | 14506637 |
| Base 8 | 5765338 | 6011458 |
| Base 9 | 3276819 | 3304749 |
| Base 10 | 19593110 | 19722110 |
| Base 11 | 12422a11 | 1251a211 |
| Base 12 | 9547712 | 9617112 |
| Base 13 | 6b24813 | 6b9cb13 |
| Base 14 | 5159114 | 51c3314 |
| Base 15 | 3d0c115 | 3d68115 |
| Base 16 | 2fd5b16 | 3026516 |