λ
Ratio Atlas
21,686
2 × 7 × 1549
Deficient Even Composite

Prime Factor Structure

Factorization String 2 × 7 × 1549
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 37,200
Proper Divisor Sum 15,514
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #21683 ← → #21701

Radix Representation

Decimal 21686
Binary 101010010110110 (15 bits)
Octal 0o52266
Hexadecimal 0x54B6

Divisor Catalog (8)

Collatz Trajectory (162 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 #21,685 Browse Full Index Next Integer #21,687 →