λ
Ratio Atlas

8,601,985

5 × 7 × 245771
Deficient Odd Composite

8,601,985 factors as 5 × 7 × 245771. Its 8 positive divisors give a proper-divisor sum of 3,195,071, so this integer is deficient. The Collatz stopping time is 199 steps.

Prime Factor Structure

Factorization String 5 × 7 × 245771
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 11,797,056
Proper Divisor Sum 3,195,071
Digit Sum / Digital Root 37 (Root: 1)
Adjacent Primes #8601979 ← → #8601991

Radix Representation

Decimal 8601985
Binary 100000110100000110000001 (24 bits)
Octal 0o40640601
Hexadecimal 0x834181

Divisor Catalog (8)

Collatz Trajectory (199 steps to reach 1)

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

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