λ
Sequence Observatory

366,489

32 × 43 × 947
Deficient Odd Composite

Starting at 366,489, the Collatz iteration reaches 1 after 197 steps. The first transition is 1099468; the starting value is odd with 12 positive divisors.

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Prime Factor Structure

Factorization String 3^2 × 43 × 947
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 542,256
Proper Divisor Sum 175,767
Digit Sum / Digital Root 36 (Root: 9)
Adjacent Primes #366479 ← → #366497

Radix Representation

Decimal 366489
Binary 1011001011110011001 (19 bits)
Octal 0o1313631
Hexadecimal 0x59799

Divisor Catalog (5 of 12)

1 3 9 43 129

Collatz Trajectory (197 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.

366,489 1,099,468 549,734 274,867 824,602

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