λ
Sigma Notebook
409
409
Deficient Odd Prime

Prime Factor Structure

Factorization String 409
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 410
Proper Divisor Sum 1
Digit Sum / Digital Root 13 (Root: 4)
Adjacent Primes #401 ← → #419

Radix Representation

Decimal 409
Binary 110011001 (9 bits)
Octal 0o631
Hexadecimal 0x199

Divisor Catalog (2)

1 409

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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