637,720
23 × 5 × 107 × 149
Abundant
Even
Composite
637,720 factors as 2^3 × 5 × 107 × 149. Its 32 positive divisors give a proper-divisor sum of 820,280, so this integer is abundant. The Collatz stopping time is 110 steps.
Prime Factor Structure
Factorization String
2^3 × 5 × 107 × 149
Distinct Prime Factors
4
Square Status
No
Abundance Measure
Abundant
Analytical Properties
Total Divisors
32
Divisor Sum (σ)
1,458,000
Proper Divisor Sum
820,280
Digit Sum / Digital Root
25 (Root: 7)
Radix Representation
| Decimal | 637720 |
| Binary | 10011011101100011000 (20 bits) |
| Octal | 0o2335430 |
| Hexadecimal | 0x9BB18 |
Divisor Catalog (32)
Collatz Trajectory (110 steps to reach 1)
Iterative sequence n → n/2 (if even) or 3n+1 (if odd):
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