λ
Sequence Observatory

9,717,572

22 × 2429393
Deficient Even Composite

Starting at 9,717,572, the Collatz iteration reaches 1 after 225 steps. The first transition is 4858786; the starting value is even with 6 positive divisors.

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Prime Factor Structure

Factorization String 2^2 × 2429393
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 17,005,758
Proper Divisor Sum 7,288,186
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #9717559 ← → #9717593

Radix Representation

Decimal 9717572
Binary 100101000100011101000100 (24 bits)
Octal 0o45043504
Hexadecimal 0x944744

Divisor Catalog (5 of 6)

Collatz Trajectory (225 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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