λ
Sequence Observatory

2,826,330

2 × 3 × 5 × 13 × 7247
Abundant Even Composite

Starting at 2,826,330, the Collatz iteration reaches 1 after 169 steps. The first transition is 1413165; the starting value is even with 32 positive divisors.

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Prime Factor Structure

Factorization String 2 × 3 × 5 × 13 × 7247
Distinct Prime Factors 5
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 7,305,984
Proper Divisor Sum 4,479,654
Digit Sum / Digital Root 24 (Root: 6)
Adjacent Primes #2826323 ← → #2826337

Radix Representation

Decimal 2826330
Binary 1010110010000001011010 (22 bits)
Octal 0o12620132
Hexadecimal 0x2B205A

Divisor Catalog (5 of 32)

1 2 3 5 6

Collatz Trajectory (169 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.

2,826,330 1,413,165 4,239,496 2,119,748 1,059,874

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