3 × 5 × 19 × 71

Prime Factor Structure

Factorization String 3 × 5 × 19 × 71

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 34,560

Proper Divisor Sum 14,325

Digit Sum / Digital Root 12 (Root: 3)

Adjacent Primes #20233 ← → #20249

1 3 5 15 19 57 71 95 213 285 355 1,065 1,349 4,047 6,745 20,235

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

20,235 60,706 30,353 91,060 45,530 22,765 68,296 34,148 17,074 8,537 25,612 12,806 6,403 19,210 9,605 28,816 14,408 7,204 3,602 1,801 5,404 2,702 1,351 4,054 2,027 6,082 3,041 9,124 4,562 2,281 6,844 3,422 1,711 5,134 2,567 7,702 3,851 11,554 5,777 17,332 8,666 4,333 13,000 6,500 3,250 1,625 4,876 2,438 1,219 3,658 1,829 5,488 2,744 1,372 686 343 1,030 515 1,546 773

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