5 × 13 × 19 × 173

Prime Factor Structure

Factorization String 5 × 13 × 19 × 173

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 292,320

Proper Divisor Sum 78,665

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #213649 ← → #213659

1 5 13 19 65 95 173 247 865 1,235 2,249 3,287 11,245 16,435 42,731 213,655

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

213,655 640,966 320,483 961,450 480,725 1,442,176 721,088 360,544 180,272 90,136 45,068 22,534 11,267 33,802 16,901 50,704 25,352 12,676 6,338 3,169 9,508 4,754 2,377 7,132 3,566 1,783 5,350 2,675 8,026 4,013 12,040 6,020 3,010 1,505 4,516 2,258 1,129 3,388 1,694 847 2,542 1,271 3,814 1,907 5,722 2,861 8,584 4,292 2,146 1,073 3,220 1,610 805 2,416 1,208 604 302 151 454 227

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