λ
Sequence Observatory

7,789,507

11 × 708137
Deficient Odd Composite

Starting at 7,789,507, the Collatz iteration reaches 1 after 155 steps. The first transition is 23368522; the starting value is odd with 4 positive divisors.

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Prime Factor Structure

Factorization String 11 × 708137
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 8,497,656
Proper Divisor Sum 708,149
Digit Sum / Digital Root 43 (Root: 7)
Adjacent Primes #7789501 ← → #7789531

Radix Representation

Decimal 7789507
Binary 11101101101101111000011 (23 bits)
Octal 0o35555703
Hexadecimal 0x76DBC3

Divisor Catalog (4)

Collatz Trajectory (155 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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