2³ × 113 × 709

Prime Factor Structure

Factorization String 2^3 × 113 × 709

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,214,100

Proper Divisor Sum 573,164

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #640933 ← → #640943

1 2 4 8 113 226 452 709 904 1,418 2,836 5,672 80,117 160,234 320,468 640,936

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

640,936 320,468 160,234 80,117 240,352 120,176 60,088 30,044 15,022 7,511 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 1,208 604 302 151 454 227 682

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