λ
Sequence Observatory

9,077,878

2 × 4538939
Deficient Even Composite

Starting at 9,077,878, the Collatz iteration reaches 1 after 181 steps. The first transition is 4538939; the starting value is even with 4 positive divisors.

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Prime Factor Structure

Factorization String 2 × 4538939
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 13,616,820
Proper Divisor Sum 4,538,942
Digit Sum / Digital Root 46 (Root: 1)
Adjacent Primes #9077869 ← → #9077891

Radix Representation

Decimal 9077878
Binary 100010101000010001110110 (24 bits)
Octal 0o42502166
Hexadecimal 0x8A8476

Divisor Catalog (4)

Collatz Trajectory (181 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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