λ
Sequence Observatory

8,408,243

733 × 11471
Deficient Odd Composite

Starting at 8,408,243, the Collatz iteration reaches 1 after 129 steps. The first transition is 25224730; the starting value is odd with 4 positive divisors.

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Prime Factor Structure

Factorization String 733 × 11471
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 8,420,448
Proper Divisor Sum 12,205
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #8408237 ← → #8408261

Radix Representation

Decimal 8408243
Binary 100000000100110010110011 (24 bits)
Octal 0o40046263
Hexadecimal 0x804CB3

Divisor Catalog (4)

Collatz Trajectory (129 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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