λ
Ratio Atlas

64,375,985

5 × 2531 × 5087
Deficient Odd Composite

64,375,985 factors as 5 × 2531 × 5087. Its 8 positive divisors give a proper-divisor sum of 12,920,911, so this integer is deficient. The Collatz stopping time is 176 steps.

Prime Factor Structure

Factorization String 5 × 2531 × 5087
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 77,296,896
Proper Divisor Sum 12,920,911
Digit Sum / Digital Root 47 (Root: 2)
Adjacent Primes #64375979 ← → #64376017

Radix Representation

Decimal 64375985
Binary 11110101100100110010110001 (26 bits)
Octal 0o365446261
Hexadecimal 0x3D64CB1

Divisor Catalog (8)

Collatz Trajectory (176 steps to reach 1)

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

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