λ
Ratio Atlas

16,653,656

23 × 23 × 29 × 3121
Abundant Even Composite

16,653,656 factors as 2^3 × 23 × 29 × 3121. Its 32 positive divisors give a proper-divisor sum of 17,063,944, so this integer is abundant. The Collatz stopping time is 107 steps.

Prime Factor Structure

Factorization String 2^3 × 23 × 29 × 3121
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 33,717,600
Proper Divisor Sum 17,063,944
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #16653653 ← → #16653677

Radix Representation

Decimal 16653656
Binary 111111100001110101011000 (24 bits)
Octal 0o77416530
Hexadecimal 0xFE1D58

Divisor Catalog (32)

Collatz Trajectory (107 steps to reach 1)

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

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