λ
Sequence Observatory

2,065,512

23 × 3 × 89 × 967
Abundant Even Composite

Starting at 2,065,512, the Collatz iteration reaches 1 after 78 steps. The first transition is 1032756; the starting value is even with 32 positive divisors.

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Prime Factor Structure

Factorization String 2^3 × 3 × 89 × 967
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 5,227,200
Proper Divisor Sum 3,161,688
Digit Sum / Digital Root 21 (Root: 3)
Adjacent Primes #2065501 ← → #2065523

Radix Representation

Decimal 2065512
Binary 111111000010001101000 (21 bits)
Octal 0o7702150
Hexadecimal 0x1F8468

Divisor Catalog (5 of 32)

1 2 3 4 6

Collatz Trajectory (78 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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