Compare 68818 vs 68819
| Property | 68818 | 68819 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 191 × 18111 | 688191 |
| Prime factorization | 2 × 19 × 1811 | 68819 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 19, 38, 1811, 3622, 34409, 68818 | 1, 68819 |
| Number of properties | 0 | 7 |
| Chen primes | 3129th | |
| Harmonic primes | 2582nd | |
| Long primes | 2590th | |
| Primes | 6840th | |
| Sexy primes (2nd member) | 1807th | |
| Sophie germain primes | 868th | |
| Twin primes (1st member) | 891st | |
| Roman numberals | ||
| Base 2 | 100001100110100102 | 100001100110100112 |
| Base 3 | 101111012113 | 101111012123 |
| Base 4 | 1003031024 | 1003031034 |
| Base 5 | 42002335 | 42002345 |
| Base 6 | 12503346 | 12503356 |
| Base 7 | 4044317 | 4044327 |
| Base 8 | 2063228 | 2063238 |
| Base 9 | 1143549 | 1143559 |
| Base 10 | 6881810 | 6881910 |
| Base 11 | 4778211 | 4778311 |
| Base 12 | 339aa12 | 339ab12 |
| Base 13 | 2542913 | 2542a13 |
| Base 14 | 1b11814 | 1b11914 |
| Base 15 | 155cd15 | 155ce15 |
| Base 16 | 10cd216 | 10cd316 |