Compare 209987 vs 210113
| Property | 209987 | 210113 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2099871 | 2101131 |
| Prime factorization | 209987 | 210113 |
| Divisors count | 2 | 2 |
| Divisors | 1, 209987 | 1, 210113 |
| Number of properties | 4 | 6 |
| Chen primes | 7856th | |
| Cousin primes (2nd member) | 2225th | 2227th |
| Harmonic primes | 7041st | |
| Isolated primes | 14302nd | 14312th |
| Long primes | 7039th | |
| Primes | 18807th | 18817th |
| Pythagorean primes | 9398th | |
| Roman numberals | ||
| Base 2 | 1100110100010000112 | 1100110100110000012 |
| Base 3 | 1012000010223 | 1012000122223 |
| Base 4 | 3031010034 | 3031030014 |
| Base 5 | 232044225 | 232104235 |
| Base 6 | 43000556 | 43004256 |
| Base 7 | 15331317 | 15334017 |
| Base 8 | 6321038 | 6323018 |
| Base 9 | 3500389 | 3501889 |
| Base 10 | 20998710 | 21011310 |
| Base 11 | 13384811 | 13395211 |
| Base 12 | a162b12 | a171512 |
| Base 13 | 7476b13 | 7483713 |
| Base 14 | 5675114 | 5680114 |
| Base 15 | 4234215 | 423c815 |
| Base 16 | 3344316 | 334c116 |