Compare 213385 vs 213391
| Property | 213385 | 213391 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 51 × 426771 | 2133911 |
| Prime factorization | 5 × 42677 | 213391 |
| Divisors count | 4 | 2 |
| Divisors | 1, 5, 42677, 213385 | 1, 213391 |
| Number of properties | 1 | 4 |
| Additive primes | 7715th | |
| Isolated primes | 14527th | |
| Primes | 19082nd | |
| Semiprimes | 48095th | |
| Sexy primes (1st member) | 4527th | |
| Roman numberals | ||
| Base 2 | 1101000001100010012 | 1101000001100011112 |
| Base 3 | 1012112010113 | 1012112011013 |
| Base 4 | 3100120214 | 3100120334 |
| Base 5 | 233120205 | 233120315 |
| Base 6 | 43235216 | 43235316 |
| Base 7 | 15460547 | 15460637 |
| Base 8 | 6406118 | 6406178 |
| Base 9 | 3546349 | 3546419 |
| Base 10 | 21338510 | 21339110 |
| Base 11 | 13635711 | 13636211 |
| Base 12 | a35a112 | a35a712 |
| Base 13 | 7618313 | 7618913 |
| Base 14 | 57a9b14 | 57aa314 |
| Base 15 | 4335a15 | 4336115 |
| Base 16 | 3418916 | 3418f16 |