13 × 17 × 20357

Prime Factor Structure

Factorization String 13 × 17 × 20357

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 5,130,216

Proper Divisor Sum 631,319

Digit Sum / Digital Root 49 (Root: 4)

Adjacent Primes #4498891 ← → #4498903

1 13 17 221 20,357 264,641 346,069 4,498,897

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

4,498,897 13,496,692 6,748,346 3,374,173 10,122,520 5,061,260 2,530,630 1,265,315 3,795,946 1,897,973 5,693,920 2,846,960 1,423,480 711,740 355,870 177,935 533,806 266,903 800,710 400,355 1,201,066 600,533 1,801,600 900,800 450,400 225,200 112,600 56,300 28,150 14,075 42,226 21,113 63,340 31,670 15,835 47,506 23,753 71,260 35,630 17,815 53,446 26,723 80,170 40,085 120,256 60,128 30,064 15,032 7,516 3,758 1,879 5,638 2,819 8,458 4,229 12,688 6,344 3,172 1,586 793

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