5 × 128693

Prime Factor Structure

Factorization String 5 × 128693

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 772,164

Proper Divisor Sum 128,699

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #643463 ← → #643469

1 5 128,693 643,465

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

643,465 1,930,396 965,198 482,599 1,447,798 723,899 2,171,698 1,085,849 3,257,548 1,628,774 814,387 2,443,162 1,221,581 3,664,744 1,832,372 916,186 458,093 1,374,280 687,140 343,570 171,785 515,356 257,678 128,839 386,518 193,259 579,778 289,889 869,668 434,834 217,417 652,252 326,126 163,063 489,190 244,595 733,786 366,893 1,100,680 550,340 275,170 137,585 412,756 206,378 103,189 309,568 154,784 77,392 38,696 19,348 9,674 4,837 14,512 7,256 3,628 1,814 907 2,722 1,361 4,084

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