3⁵ × 2647

Prime Factor Structure

Factorization String 3^5 × 2647

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 963,872

Proper Divisor Sum 320,651

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #643217 ← → #643231

1 3 9 27 81 243 2,647 7,941 23,823 71,469 214,407 643,221

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

643,221 1,929,664 964,832 482,416 241,208 120,604 60,302 30,151 90,454 45,227 135,682 67,841 203,524 101,762 50,881 152,644 76,322 38,161 114,484 57,242 28,621 85,864 42,932 21,466 10,733 32,200 16,100 8,050 4,025 12,076 6,038 3,019 9,058 4,529 13,588 6,794 3,397 10,192 5,096 2,548 1,274 637 1,912 956 478 239 718 359 1,078 539 1,618 809 2,428 1,214 607 1,822 911 2,734 1,367 4,102

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.