Compare 518207 vs 518213
| Property | 518207 | 518213 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 5182071 | 231 × 225311 |
| Prime factorization | 518207 | 23 × 22531 |
| Divisors count | 2 | 4 |
| Divisors | 1, 518207 | 1, 23, 22531, 518213 |
| Number of properties | 4 | 1 |
| Additive primes | 16862nd | |
| Chen primes | 17011th | |
| Primes | 42925th | |
| Semiprimes | 112060th | |
| Twin primes (1st member) | 4696th | |
| Roman numberals | ||
| Base 2 | 11111101000001111112 | 11111101000010001012 |
| Base 3 | 2220222112123 | 2220222120023 |
| Base 4 | 13322003334 | 13322010114 |
| Base 5 | 1130403125 | 1130403235 |
| Base 6 | 150350356 | 150350456 |
| Base 7 | 42555447 | 42555537 |
| Base 8 | 17640778 | 17641058 |
| Base 9 | 8687559 | 8687629 |
| Base 10 | 51820710 | 51821310 |
| Base 11 | 32437811 | 32438311 |
| Base 12 | 20ba7b12 | 20ba8512 |
| Base 13 | 151b4113 | 151b4713 |
| Base 14 | d6bcb14 | d6bd314 |
| Base 15 | a382215 | a382815 |
| Base 16 | 7e83f16 | 7e84516 |