λ
Sigma Notebook
418
2 × 11 × 19
Deficient Even Composite

Prime Factor Structure

Factorization String 2 × 11 × 19
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 720
Proper Divisor Sum 302
Digit Sum / Digital Root 13 (Root: 4)
Adjacent Primes #409 ← → #419

Radix Representation

Decimal 418
Binary 110100010 (9 bits)
Octal 0o642
Hexadecimal 0x1A2

Divisor Catalog (8)

Collatz Trajectory (40 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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