λ
Sequence Observatory

2,666,634

2 × 3 × 223 × 1993
Abundant Even Composite

Starting at 2,666,634, the Collatz iteration reaches 1 after 112 steps. The first transition is 1333317; the starting value is even with 16 positive divisors.

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Prime Factor Structure

Factorization String 2 × 3 × 223 × 1993
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 5,359,872
Proper Divisor Sum 2,693,238
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #2666633 ← → #2666641

Radix Representation

Decimal 2666634
Binary 1010001011000010001010 (22 bits)
Octal 0o12130212
Hexadecimal 0x28B08A

Divisor Catalog (5 of 16)

1 2 3 6 223

Collatz Trajectory (112 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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