Compare 66808 vs 66809
| Property | 66808 | 66809 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 23 × 71 × 11931 | 668091 |
| Prime factorization | 2 × 2 × 2 × 7 × 1193 | 66809 |
| Divisors count | 16 | 2 |
| Divisors | 1, 2, 4, 7, 8, 14, 28, 56, 1193, 2386, 4772, 8351, 9544, 16702, 33404, 66808 | 1, 66809 |
| Number of properties | 0 | 5 |
| Additive primes | 2843rd | |
| Chen primes | 3047th | |
| Isolated primes | 4915th | |
| Primes | 6658th | |
| Pythagorean primes | 3319th | |
| Roman numberals | ||
| Base 2 | 100000100111110002 | 100000100111110012 |
| Base 3 | 101011221013 | 101011221023 |
| Base 4 | 1001033204 | 1001033214 |
| Base 5 | 41142135 | 41142145 |
| Base 6 | 12331446 | 12331456 |
| Base 7 | 3655307 | 3655317 |
| Base 8 | 2023708 | 2023718 |
| Base 9 | 1115719 | 1115729 |
| Base 10 | 6680810 | 6680910 |
| Base 11 | 4621511 | 4621611 |
| Base 12 | 327b412 | 327b512 |
| Base 13 | 2454113 | 2454213 |
| Base 14 | 1a4c014 | 1a4c114 |
| Base 15 | 14bdd15 | 14bde15 |
| Base 16 | 104f816 | 104f916 |