λ
Sequence Observatory

1,853,066

2 × 926533
Deficient Even Composite

Starting at 1,853,066, the Collatz iteration reaches 1 after 171 steps. The first transition is 926533; the starting value is even with 4 positive divisors.

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Prime Factor Structure

Factorization String 2 × 926533
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 2,779,602
Proper Divisor Sum 926,536
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #1853063 ← → #1853081

Radix Representation

Decimal 1853066
Binary 111000100011010001010 (21 bits)
Octal 0o7043212
Hexadecimal 0x1C468A

Divisor Catalog (4)

Collatz Trajectory (171 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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