Compare 213887 vs 213898
| Property | 213887 | 213898 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 2138871 | 21 × 1069491 |
| Prime factorization | 213887 | 2 × 106949 |
| Divisors count | 2 | 4 |
| Divisors | 1, 213887 | 1, 2, 106949, 213898 |
| Number of properties | 6 | 1 |
| Additive primes | 7736th | |
| Chen primes | 7980th | |
| Isolated primes | 14560th | |
| Long primes | 7148th | |
| Primes | 19117th | |
| Semiprimes | 48222nd | |
| Sexy primes (2nd member) | 4533rd | |
| Roman numberals | ||
| Base 2 | 1101000011011111112 | 1101000011100010102 |
| Base 3 | 1012121012023 | 1012121020113 |
| Base 4 | 3100313334 | 3100320224 |
| Base 5 | 233210225 | 233210435 |
| Base 6 | 43301156 | 43301346 |
| Base 7 | 15504027 | 15504167 |
| Base 8 | 6415778 | 6416128 |
| Base 9 | 3553529 | 3553649 |
| Base 10 | 21388710 | 21389810 |
| Base 11 | 13677311 | 13678311 |
| Base 12 | a393b12 | a394a12 |
| Base 13 | 7647b13 | 7648913 |
| Base 14 | 57d3914 | 57d4614 |
| Base 15 | 4359215 | 4359d15 |
| Base 16 | 3437f16 | 3438a16 |