Compare 189913 vs 190121
| Property | 189913 | 190121 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1899131 | 1901211 |
| Prime factorization | 189913 | 190121 |
| Divisors count | 2 | 2 |
| Divisors | 1, 189913 | 1, 190121 |
| Number of properties | 7 | 5 |
| Additive primes | 6945th | |
| Chen primes | 7232nd | |
| Emirps | 3996th | |
| Harmonic primes | 6439th | |
| Isolated primes | 13014th | 13028th |
| Long primes | 6431st | |
| Lucky primes | 2219th | |
| Primes | 17161st | 17177th |
| Pythagorean primes | 8562nd | 8571st |
| Roman numberals | ||
| Base 2 | 1011100101110110012 | 1011100110101010012 |
| Base 3 | 1001221112113 | 1001222101123 |
| Base 4 | 2321131214 | 2321222214 |
| Base 5 | 220341235 | 220404415 |
| Base 6 | 40231216 | 40241056 |
| Base 7 | 14204537 | 14212017 |
| Base 8 | 5627318 | 5632518 |
| Base 9 | 3184549 | 3187159 |
| Base 10 | 18991310 | 19012110 |
| Base 11 | 11a75911 | 11a92811 |
| Base 12 | 91aa112 | 9203512 |
| Base 13 | 6859913 | 686c913 |
| Base 14 | 4d2d314 | 4d40114 |
| Base 15 | 3b40d15 | 3b4eb15 |
| Base 16 | 2e5d916 | 2e6a916 |