λ
Sequence Observatory

4,438,759

13 × 341443
Deficient Odd Composite

Starting at 4,438,759, the Collatz iteration reaches 1 after 255 steps. The first transition is 13316278; the starting value is odd with 4 positive divisors.

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Prime Factor Structure

Factorization String 13 × 341443
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 4,780,216
Proper Divisor Sum 341,457
Digit Sum / Digital Root 40 (Root: 4)
Adjacent Primes #4438741 ← → #4438771

Radix Representation

Decimal 4438759
Binary 10000111011101011100111 (23 bits)
Octal 0o20735347
Hexadecimal 0x43BAE7

Divisor Catalog (4)

Collatz Trajectory (255 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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