λ
Sequence Observatory

239,033

151 × 1583
Deficient Odd Composite

Starting at 239,033, the Collatz iteration reaches 1 after 75 steps. The first transition is 717100; the starting value is odd with 4 positive divisors.

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Prime Factor Structure

Factorization String 151 × 1583
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 240,768
Proper Divisor Sum 1,735
Digit Sum / Digital Root 20 (Root: 2)
Adjacent Primes #239027 ← → #239053

Radix Representation

Decimal 239033
Binary 111010010110111001 (18 bits)
Octal 0o722671
Hexadecimal 0x3A5B9

Divisor Catalog (4)

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.

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