λ
Sequence Observatory

3,085,902

2 × 32 × 171439
Abundant Even Composite

Starting at 3,085,902, the Collatz iteration reaches 1 after 257 steps. The first transition is 1542951; the starting value is even with 12 positive divisors.

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Prime Factor Structure

Factorization String 2 × 3^2 × 171439
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 6,686,160
Proper Divisor Sum 3,600,258
Digit Sum / Digital Root 27 (Root: 9)
Adjacent Primes #3085843 ← → #3085903

Radix Representation

Decimal 3085902
Binary 1011110001011001001110 (22 bits)
Octal 0o13613116
Hexadecimal 0x2F164E

Divisor Catalog (5 of 12)

1 2 3 6 9

Collatz Trajectory (257 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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