Compare 8640 vs 8641
| Property | 8640 | 8641 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 10 | 1 |
| Prime factorization | 26 × 33 × 51 | 86411 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 | 8641 |
| Divisors count | 56 | 2 |
| Divisors | 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640 | 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 | 100001110000002 | 100001110000012 |
| Base 3 | 1022120003 | 1022120013 |
| Base 4 | 20130004 | 20130014 |
| Base 5 | 2340305 | 2340315 |
| Base 6 | 1040006 | 1040016 |
| Base 7 | 341227 | 341237 |
| Base 8 | 207008 | 207018 |
| Base 9 | 127609 | 127619 |
| Base 10 | 864010 | 864110 |
| Base 11 | 654511 | 654611 |
| Base 12 | 500012 | 500112 |
| Base 13 | 3c1813 | 3c1913 |
| Base 14 | 321214 | 321314 |
| Base 15 | 286015 | 286115 |
| Base 16 | 21c016 | 21c116 |