2² × 3² × 17807

Prime Factor Structure

Factorization String 2^2 × 3^2 × 17807

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 1,620,528

Proper Divisor Sum 979,476

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #641051 ← → #641057

1 2 3 4 6 9 12 18 36 17,807 35,614 53,421 71,228 106,842 160,263 213,684 320,526 641,052

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

641,052 320,526 160,263 480,790 240,395 721,186 360,593 1,081,780 540,890 270,445 811,336 405,668 202,834 101,417 304,252 152,126 76,063 228,190 114,095 342,286 171,143 513,430 256,715 770,146 385,073 1,155,220 577,610 288,805 866,416 433,208 216,604 108,302 54,151 162,454 81,227 243,682 121,841 365,524 182,762 91,381 274,144 137,072 68,536 34,268 17,134 8,567 25,702 12,851 38,554 19,277 57,832 28,916 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.