λ
Ratio Atlas

688,117

59 × 107 × 109
Deficient Odd Composite

688,117 factors as 59 × 107 × 109. Its 8 positive divisors give a proper-divisor sum of 24,683, so this integer is deficient. The Collatz stopping time is 167 steps.

Prime Factor Structure

Factorization String 59 × 107 × 109
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 712,800
Proper Divisor Sum 24,683
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #688111 ← → #688133

Radix Representation

Decimal 688117
Binary 10100111111111110101 (20 bits)
Octal 0o2477765
Hexadecimal 0xA7FF5

Divisor Catalog (8)

Collatz Trajectory (167 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

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