Compare 390209 vs 390217
| Property | 390209 | 390217 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 3902091 | 611 × 63971 |
| Prime factorization | 390209 | 61 × 6397 |
| Divisors count | 2 | 4 |
| Divisors | 1, 390209 | 1, 61, 6397, 390217 |
| Number of properties | 4 | 1 |
| Additive primes | 13101st | |
| Chen primes | 13388th | |
| Primes | 33085th | |
| Semiprimes | 85531st | |
| Twin primes (1st member) | 3724th | |
| Roman numberals | ||
| Base 2 | 10111110100010000012 | 10111110100010010012 |
| Base 3 | 2012110210123 | 2012110211113 |
| Base 4 | 11331010014 | 11331010214 |
| Base 5 | 444413145 | 444413325 |
| Base 6 | 122103056 | 122103216 |
| Base 7 | 32134317 | 32134427 |
| Base 8 | 13721018 | 13721118 |
| Base 9 | 6542359 | 6542449 |
| Base 10 | 39020910 | 39021710 |
| Base 11 | 24719611 | 2471a311 |
| Base 12 | 16999512 | 1699a112 |
| Base 13 | 1087c113 | 1087c913 |
| Base 14 | a22c114 | a22c914 |
| Base 15 | 7a93e15 | 7a94715 |
| Base 16 | 5f44116 | 5f44916 |