Compare 220851 vs 220861
| Property | 220851 | 220861 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 32 × 531 × 4631 | 2208611 |
| Prime factorization | 3 × 3 × 53 × 463 | 220861 |
| Divisors count | 12 | 2 |
| Divisors | 1, 3, 9, 53, 159, 463, 477, 1389, 4167, 24539, 73617, 220851 | 1, 220861 |
| Number of properties | 0 | 7 |
| Additive primes | 7966th | |
| Happy primes | 2991st | |
| Long primes | 7372nd | |
| Lucky primes | 2516th | |
| Primes | 19683rd | |
| Pythagorean primes | 9819th | |
| Twin primes (2nd member) | 2333rd | |
| Roman numberals | ||
| Base 2 | 1101011110101100112 | 1101011110101111012 |
| Base 3 | 1020122212003 | 1020122220013 |
| Base 4 | 3113223034 | 3113223314 |
| Base 5 | 240314015 | 240314215 |
| Base 6 | 44222436 | 44223016 |
| Base 7 | 16066117 | 16066247 |
| Base 8 | 6572638 | 6572758 |
| Base 9 | 3658509 | 3658619 |
| Base 10 | 22085110 | 22086110 |
| Base 11 | 140a2411 | 140a3311 |
| Base 12 | a798312 | a799112 |
| Base 13 | 796a713 | 796b413 |
| Base 14 | 5a6b114 | 5a6bb14 |
| Base 15 | 4568615 | 4569115 |
| Base 16 | 35eb316 | 35ebd16 |