λ
Sequence Observatory

3,108,778

2 × 73 × 107 × 199
Deficient Even Composite

Starting at 3,108,778, the Collatz iteration reaches 1 after 120 steps. The first transition is 1554389; the starting value is even with 16 positive divisors.

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Prime Factor Structure

Factorization String 2 × 73 × 107 × 199
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 4,795,200
Proper Divisor Sum 1,686,422
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #3108751 ← → #3108779

Radix Representation

Decimal 3108778
Binary 1011110110111110101010 (22 bits)
Octal 0o13667652
Hexadecimal 0x2F6FAA

Divisor Catalog (5 of 16)

Collatz Trajectory (120 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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