λ
Sigma Notebook
75
3 × 52
Deficient Odd Composite

Prime Factor Structure

Factorization String 3 × 5^2
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 124
Proper Divisor Sum 49
Digit Sum / Digital Root 12 (Root: 3)
Adjacent Primes #73 ← → #79

Radix Representation

Decimal 75
Binary 1001011 (7 bits)
Octal 0o113
Hexadecimal 0x4B

Divisor Catalog (6)

1 3 5 15 25 75

Collatz Trajectory (14 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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