λ
Ratio Atlas
645,440
26 × 5 × 2017
Abundant Even Composite

Prime Factor Structure

Factorization String 2^6 × 5 × 2017
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 28
Divisor Sum (σ) 1,537,716
Proper Divisor Sum 892,276
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #645433 ← → #645443

Radix Representation

Decimal 645440
Binary 10011101100101000000 (20 bits)
Octal 0o2354500
Hexadecimal 0x9D940

Divisor Catalog (28)

Collatz Trajectory (48 steps to reach 1)

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

Active Feeder Network

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.

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