Compare 680387 vs 680399
| Property | 680387 | 680399 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6803871 | 6803991 |
| Prime factorization | 680387 | 680399 |
| Divisors count | 2 | 2 |
| Divisors | 1, 680387 | 1, 680399 |
| Number of properties | 3 | 3 |
| Chen primes | 21518th | 21519th |
| Isolated primes | 43225th | |
| Primes | 55094th | 55095th |
| Twin primes (1st member) | 5936th | |
| Roman numberals | ||
| Base 2 | 101001100001110000112 | 101001100001110011112 |
| Base 3 | 10211200221123 | 10211200222223 |
| Base 4 | 22120130034 | 22120130334 |
| Base 5 | 1332330225 | 1332330445 |
| Base 6 | 223255356 | 223255556 |
| Base 7 | 55324317 | 55324467 |
| Base 8 | 24607038 | 24607178 |
| Base 9 | 12462759 | 12462889 |
| Base 10 | 68038710 | 68039910 |
| Base 11 | 42520411 | 42521511 |
| Base 12 | 2898ab12 | 2898bb12 |
| Base 13 | 1aa8c613 | 1aa90513 |
| Base 14 | 139d5114 | 139d5d14 |
| Base 15 | d68e215 | d68ee15 |
| Base 16 | a61c316 | a61cf16 |