λ
Sequence Observatory

4,132,579

11 × 31 × 12119
Deficient Odd Composite

Starting at 4,132,579, the Collatz iteration reaches 1 after 167 steps. The first transition is 12397738; the starting value is odd with 8 positive divisors.

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Prime Factor Structure

Factorization String 11 × 31 × 12119
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 4,654,080
Proper Divisor Sum 521,501
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #4132577 ← → #4132591

Radix Representation

Decimal 4132579
Binary 1111110000111011100011 (22 bits)
Octal 0o17607343
Hexadecimal 0x3F0EE3

Divisor Catalog (5 of 8)

Collatz Trajectory (167 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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