λ
Sigma Notebook
144
24 × 32
Abundant Even Composite Square (√ = 12)

Prime Factor Structure

Factorization String 2^4 × 3^2
Distinct Prime Factors 2
Square Status Yes (√144 = 12)
Abundance Measure Abundant

Analytical Properties

Total Divisors 15
Divisor Sum (σ) 403
Proper Divisor Sum 259
Digit Sum / Digital Root 9 (Root: 9)
Adjacent Primes #139 ← → #149

Radix Representation

Decimal 144
Binary 10010000 (8 bits)
Octal 0o220
Hexadecimal 0x90

Divisor Catalog (15)

1 2 3 4 6 8 9 12 16 18 24 36 48 72 144

Collatz Trajectory (23 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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