688,649
13 × 52973
Deficient
Odd
Composite
Prime Factor Structure
Factorization String
13 × 52973
Distinct Prime Factors
2
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
4
Divisor Sum (σ)
741,636
Proper Divisor Sum
52,987
Digit Sum / Digital Root
41 (Root: 5)
Radix Representation
| Decimal | 688649 |
| Binary | 10101000001000001001 (20 bits) |
| Octal | 0o2501011 |
| Hexadecimal | 0xA8209 |
Divisor Catalog (4)
Collatz Trajectory (61 steps to reach 1)
Iterative sequence n → n/2 (if even) or 3n+1 (if odd):
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