8,729,568
25 × 32 × 17 × 1783
Abundant
Even
Composite
8,729,568 factors as 2^5 × 3^2 × 17 × 1783. Its 72 positive divisors give a proper-divisor sum of 17,570,160, so this integer is abundant. The Collatz stopping time is 212 steps.
Resources
Prime Factor Structure
Factorization String
2^5 × 3^2 × 17 × 1783
Distinct Prime Factors
4
Square Status
No
Abundance Measure
Abundant
Analytical Properties
Total Divisors
72
Divisor Sum (σ)
26,299,728
Proper Divisor Sum
17,570,160
Digit Sum / Digital Root
45 (Root: 9)
Adjacent Primes
#8729563 ← → #8729593
Radix Representation
| Decimal | 8729568 |
| Binary | 100001010011001111100000 (24 bits) |
| Octal | 0o41231740 |
| Hexadecimal | 0x8533E0 |
Divisor Catalog (5 of 72)
Collatz Trajectory (212 steps to reach 1)
Iterative sequence n → n/2 (if even) or 3n+1 (if odd):
Showing the first 5 trajectory entries; the stopping-time total above is unchanged.