λ
Sequence Observatory

8,836,569

32 × 7 × 140263
Deficient Odd Composite

Starting at 8,836,569, the Collatz iteration reaches 1 after 88 steps. The first transition is 26509708; the starting value is odd with 12 positive divisors.

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Prime Factor Structure

Factorization String 3^2 × 7 × 140263
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 14,587,456
Proper Divisor Sum 5,750,887
Digit Sum / Digital Root 45 (Root: 9)
Adjacent Primes #8836523 ← → #8836571

Radix Representation

Decimal 8836569
Binary 100001101101010111011001 (24 bits)
Octal 0o41552731
Hexadecimal 0x86D5D9

Divisor Catalog (5 of 12)

1 3 7 9 21

Collatz Trajectory (88 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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