Compare 8638 vs 8641
| Property | 8638 | 8641 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 71 × 6171 | 86411 |
| Prime factorization | 2 × 7 × 617 | 8641 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 7, 14, 617, 1234, 4319, 8638 | 1, 8641 |
| Number of properties | 0 | 7 |
| Additive primes | 524th | |
| Harmonic primes | 394th | |
| Isolated primes | 707th | |
| Lucky primes | 193rd | |
| Primes | 1076th | |
| Pythagorean primes | 535th | |
| Sexy primes (1st member) | 364th | |
| Roman numberals | ||
| Base 2 | 100001101111102 | 100001110000012 |
| Base 3 | 1022112213 | 1022120013 |
| Base 4 | 20123324 | 20130014 |
| Base 5 | 2340235 | 2340315 |
| Base 6 | 1035546 | 1040016 |
| Base 7 | 341207 | 341237 |
| Base 8 | 206768 | 207018 |
| Base 9 | 127579 | 127619 |
| Base 10 | 863810 | 864110 |
| Base 11 | 654311 | 654611 |
| Base 12 | 4bba12 | 500112 |
| Base 13 | 3c1613 | 3c1913 |
| Base 14 | 321014 | 321314 |
| Base 15 | 285d15 | 286115 |
| Base 16 | 21be16 | 21c116 |