λ
Ratio Atlas

67,439,164

22 × 13 × 1296907
Deficient Even Composite

67,439,164 factors as 2^2 × 13 × 1296907. Its 12 positive divisors give a proper-divisor sum of 59,657,820, so this integer is deficient. The Collatz stopping time is 189 steps.

Prime Factor Structure

Factorization String 2^2 × 13 × 1296907
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 127,096,984
Proper Divisor Sum 59,657,820
Digit Sum / Digital Root 40 (Root: 4)
Adjacent Primes #67439143 ← → #67439173

Radix Representation

Decimal 67439164
Binary 100000001010000101000111100 (27 bits)
Octal 0o401205074
Hexadecimal 0x4050A3C

Divisor Catalog (12)

Collatz Trajectory (189 steps to reach 1)

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

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