λ
Sequence Observatory

9,255,620

22 × 5 × 11 × 42071
Abundant Even Composite

Starting at 9,255,620, the Collatz iteration reaches 1 after 75 steps. The first transition is 4627810; the starting value is even with 24 positive divisors.

Resources

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Prime Factor Structure

Factorization String 2^2 × 5 × 11 × 42071
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 21,204,288
Proper Divisor Sum 11,948,668
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #9255619 ← → #9255647

Radix Representation

Decimal 9255620
Binary 100011010011101011000100 (24 bits)
Octal 0o43235304
Hexadecimal 0x8D3AC4

Divisor Catalog (5 of 24)

1 2 4 5 10

Collatz Trajectory (75 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.

9,255,620 4,627,810 2,313,905 6,941,716 3,470,858

More profiles

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