λ
Sequence Observatory

9,131,176

23 × 17 × 67141
Deficient Even Composite

Starting at 9,131,176, the Collatz iteration reaches 1 after 132 steps. The first transition is 4565588; the starting value is even with 16 positive divisors.

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Prime Factor Structure

Factorization String 2^3 × 17 × 67141
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 18,128,340
Proper Divisor Sum 8,997,164
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #9131131 ← → #9131189

Radix Representation

Decimal 9131176
Binary 100010110101010010101000 (24 bits)
Octal 0o42652250
Hexadecimal 0x8B54A8

Divisor Catalog (5 of 16)

1 2 4 8 17

Collatz Trajectory (132 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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