λ
Sequence Observatory

3,087,009

32 × 71 × 4831
Deficient Odd Composite

Starting at 3,087,009, the Collatz iteration reaches 1 after 195 steps. The first transition is 9261028; the starting value is odd with 12 positive divisors.

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Prime Factor Structure

Factorization String 3^2 × 71 × 4831
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 4,522,752
Proper Divisor Sum 1,435,743
Digit Sum / Digital Root 27 (Root: 9)
Adjacent Primes #3086999 ← → #3087023

Radix Representation

Decimal 3087009
Binary 1011110001101010100001 (22 bits)
Octal 0o13615241
Hexadecimal 0x2F1AA1

Divisor Catalog (5 of 12)

1 3 9 71 213

Collatz Trajectory (195 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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