λ
Sequence Observatory

5,690,665

5 × 17 × 66949
Deficient Odd Composite

Starting at 5,690,665, the Collatz iteration reaches 1 after 126 steps. The first transition is 17071996; the starting value is odd with 8 positive divisors.

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Prime Factor Structure

Factorization String 5 × 17 × 66949
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 7,230,600
Proper Divisor Sum 1,539,935
Digit Sum / Digital Root 37 (Root: 1)
Adjacent Primes #5690651 ← → #5690669

Radix Representation

Decimal 5690665
Binary 10101101101010100101001 (23 bits)
Octal 0o25552451
Hexadecimal 0x56D529

Divisor Catalog (5 of 8)

Collatz Trajectory (126 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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