λ
Ratio Atlas
20,385
33 × 5 × 151
Deficient Odd Composite

Prime Factor Structure

Factorization String 3^3 × 5 × 151
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 36,480
Proper Divisor Sum 16,095
Digit Sum / Digital Root 18 (Root: 9)
Adjacent Primes #20369 ← → #20389

Radix Representation

Decimal 20385
Binary 100111110100001 (15 bits)
Octal 0o47641
Hexadecimal 0x4FA1

Divisor Catalog (16)

Collatz Trajectory (74 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.

← Previous Integer #20,384 Browse Full Index Next Integer #20,386 →