λ
Sequence Observatory

4,512,591

34 × 55711
Deficient Odd Composite

Starting at 4,512,591, the Collatz iteration reaches 1 after 110 steps. The first transition is 13537774; the starting value is odd with 10 positive divisors.

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Prime Factor Structure

Factorization String 3^4 × 55711
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 10
Divisor Sum (σ) 6,741,152
Proper Divisor Sum 2,228,561
Digit Sum / Digital Root 27 (Root: 9)
Adjacent Primes #4512589 ← → #4512617

Radix Representation

Decimal 4512591
Binary 10001001101101101001111 (23 bits)
Octal 0o21155517
Hexadecimal 0x44DB4F

Divisor Catalog (5 of 10)

1 3 9 27 81

Collatz Trajectory (110 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.

4,512,591 13,537,774 6,768,887 20,306,662 10,153,331

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