λ
Sequence Observatory

2,670,065

5 × 534013
Deficient Odd Composite

Starting at 2,670,065, the Collatz iteration reaches 1 after 187 steps. The first transition is 8010196; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 5 × 534013
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 3,204,084
Proper Divisor Sum 534,019
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #2670053 ← → #2670067

Radix Representation

Decimal 2670065
Binary 1010001011110111110001 (22 bits)
Octal 0o12136761
Hexadecimal 0x28BDF1

Divisor Catalog (4)

Collatz Trajectory (187 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

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