λ
Sequence Observatory

2,616,032

25 × 29 × 2819
Abundant Even Composite

Starting at 2,616,032, the Collatz iteration reaches 1 after 156 steps. The first transition is 1308016; the starting value is even with 24 positive divisors.

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Prime Factor Structure

Factorization String 2^5 × 29 × 2819
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 5,329,800
Proper Divisor Sum 2,713,768
Digit Sum / Digital Root 20 (Root: 2)
Adjacent Primes #2616023 ← → #2616041

Radix Representation

Decimal 2616032
Binary 1001111110101011100000 (22 bits)
Octal 0o11765340
Hexadecimal 0x27EAE0

Divisor Catalog (5 of 24)

1 2 4 8 16

Collatz Trajectory (156 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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