2 × 5² × 13 × 23 × 43

Prime Factor Structure

Factorization String 2 × 5^2 × 13 × 23 × 43

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 1,374,912

Proper Divisor Sum 732,062

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #642833 ← → #642853

1 2 5 10 13 23 25 26 43 46 50 65 86 115 130 215 230 299 325 430 559 575 598 650 989 1,075 1,118 1,150 1,495 1,978 2,150 2,795 2,990 4,945 5,590 7,475 9,890 12,857 13,975 14,950 24,725 25,714 27,950 49,450 64,285 128,570 321,425 642,850

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

642,850 321,425 964,276 482,138 241,069 723,208 361,604 180,802 90,401 271,204 135,602 67,801 203,404 101,702 50,851 152,554 76,277 228,832 114,416 57,208 28,604 14,302 7,151 21,454 10,727 32,182 16,091 48,274 24,137 72,412 36,206 18,103 54,310 27,155 81,466 40,733 122,200 61,100 30,550 15,275 45,826 22,913 68,740 34,370 17,185 51,556 25,778 12,889 38,668 19,334 9,667 29,002 14,501 43,504 21,752 10,876 5,438 2,719 8,158 4,079

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