13 × 17 × 43²

Prime Factor Structure

Factorization String 13 × 17 × 43^2

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 477,036

Proper Divisor Sum 68,407

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #408623 ← → #408631

1 13 17 43 221 559 731 1,849 9,503 24,037 31,433 408,629

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

408,629 1,225,888 612,944 306,472 153,236 76,618 38,309 114,928 57,464 28,732 14,366 7,183 21,550 10,775 32,326 16,163 48,490 24,245 72,736 36,368 18,184 9,092 4,546 2,273 6,820 3,410 1,705 5,116 2,558 1,279 3,838 1,919 5,758 2,879 8,638 4,319 12,958 6,479 19,438 9,719 29,158 14,579 43,738 21,869 65,608 32,804 16,402 8,201 24,604 12,302 6,151 18,454 9,227 27,682 13,841 41,524 20,762 10,381 31,144 15,572

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