λ
Sigma Notebook

6,565,151

163 × 40277
Deficient Odd Composite

6,565,151 is odd and not a perfect square. Its factorization is 163 × 40277 and its 4 divisors sum to 6,605,592.

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Prime Factor Structure

Factorization String 163 × 40277
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 6,605,592
Proper Divisor Sum 40,441
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #6565133 ← → #6565159

Radix Representation

Decimal 6565151
Binary 11001000010110100011111 (23 bits)
Octal 0o31026437
Hexadecimal 0x642D1F

Divisor Catalog (4)

Collatz Trajectory (165 steps to reach 1)

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

Showing the first 5 trajectory entries; the stopping-time total above is unchanged.

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