λ
Sequence Observatory

6,512,028

22 × 3 × 421 × 1289
Abundant Even Composite

Starting at 6,512,028, the Collatz iteration reaches 1 after 253 steps. The first transition is 3256014; the starting value is even with 24 positive divisors.

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Prime Factor Structure

Factorization String 2^2 × 3 × 421 × 1289
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 15,242,640
Proper Divisor Sum 8,730,612
Digit Sum / Digital Root 24 (Root: 6)
Adjacent Primes #6512027 ← → #6512039

Radix Representation

Decimal 6512028
Binary 11000110101110110011100 (23 bits)
Octal 0o30656634
Hexadecimal 0x635D9C

Divisor Catalog (5 of 24)

1 2 3 4 6

Collatz Trajectory (253 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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