λ
Sequence Observatory

9,621,538

2 × 167 × 28807
Deficient Even Composite

Starting at 9,621,538, the Collatz iteration reaches 1 after 238 steps. The first transition is 4810769; the starting value is even with 8 positive divisors.

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Prime Factor Structure

Factorization String 2 × 167 × 28807
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 14,519,232
Proper Divisor Sum 4,897,694
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #9621509 ← → #9621571

Radix Representation

Decimal 9621538
Binary 100100101101000000100010 (24 bits)
Octal 0o44550042
Hexadecimal 0x92D022

Divisor Catalog (5 of 8)

Collatz Trajectory (238 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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