2³ × 5² × 3203

Prime Factor Structure

Factorization String 2^3 × 5^2 × 3203

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,489,860

Proper Divisor Sum 849,260

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #640589 ← → #640613

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

640,600 320,300 160,150 80,075 240,226 120,113 360,340 180,170 90,085 270,256 135,128 67,564 33,782 16,891 50,674 25,337 76,012 38,006 19,003 57,010 28,505 85,516 42,758 21,379 64,138 32,069 96,208 48,104 24,052 12,026 6,013 18,040 9,020 4,510 2,255 6,766 3,383 10,150 5,075 15,226 7,613 22,840 11,420 5,710 2,855 8,566 4,283 12,850 6,425 19,276 9,638 4,819 14,458 7,229 21,688 10,844 5,422 2,711 8,134 4,067

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