λ
Ratio Atlas

2,005,658

2 × 101 × 9929
Deficient Even Composite

Prime Factor Structure

Factorization String 2 × 101 × 9929
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 3,038,580
Proper Divisor Sum 1,032,922
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #2005613 ← → #2005667

Radix Representation

Decimal 2005658
Binary 111101001101010011010 (21 bits)
Octal 0o7515232
Hexadecimal 0x1E9A9A

Divisor Catalog (8)

Collatz Trajectory (91 steps to reach 1)

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

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