λ
Ratio Atlas
21,677
53 × 409
Deficient Odd Composite

Prime Factor Structure

Factorization String 53 × 409
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 22,140
Proper Divisor Sum 463
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #21673 ← → #21683

Radix Representation

Decimal 21677
Binary 101010010101101 (15 bits)
Octal 0o52255
Hexadecimal 0x54AD

Divisor Catalog (4)

Collatz Trajectory (43 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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