λ
Sigma Notebook
215
5 × 43
Deficient Odd Composite

Prime Factor Structure

Factorization String 5 × 43
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 264
Proper Divisor Sum 49
Digit Sum / Digital Root 8 (Root: 8)
Adjacent Primes #211 ← → #223

Radix Representation

Decimal 215
Binary 11010111 (8 bits)
Octal 0o327
Hexadecimal 0xD7

Divisor Catalog (4)

1 5 43 215

Collatz Trajectory (101 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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