λ
Sequence Observatory

2,584,659

3 × 7 × 11 × 67 × 167
Deficient Odd Composite

Starting at 2,584,659, the Collatz iteration reaches 1 after 156 steps. The first transition is 7753978; the starting value is odd with 32 positive divisors.

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Prime Factor Structure

Factorization String 3 × 7 × 11 × 67 × 167
Distinct Prime Factors 5
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 4,386,816
Proper Divisor Sum 1,802,157
Digit Sum / Digital Root 39 (Root: 3)
Adjacent Primes #2584619 ← → #2584661

Radix Representation

Decimal 2584659
Binary 1001110111000001010011 (22 bits)
Octal 0o11670123
Hexadecimal 0x277053

Divisor Catalog (5 of 32)

1 3 7 11 21

Collatz Trajectory (156 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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