λ
Ratio Atlas

645,173

23 × 28051
Deficient Odd Composite

Prime Factor Structure

Factorization String 23 × 28051
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 673,248
Proper Divisor Sum 28,075
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #645149 ← → #645179

Radix Representation

Decimal 645173
Binary 10011101100000110101 (20 bits)
Octal 0o2354065
Hexadecimal 0x9D835

Divisor Catalog (4)

Collatz Trajectory (92 steps to reach 1)

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

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