λ
Ratio Atlas
19,861
19861
Deficient Odd Prime

Prime Factor Structure

Factorization String 19861
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 19,862
Proper Divisor Sum 1
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #19853 ← → #19867

Radix Representation

Decimal 19861
Binary 100110110010101 (15 bits)
Octal 0o46625
Hexadecimal 0x4D95

Divisor Catalog (2)

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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