3³ × 7 × 41 × 83

Prime Factor Structure

Factorization String 3^3 × 7 × 41 × 83

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 1,128,960

Proper Divisor Sum 485,793

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #643129 ← → #643183

1 3 7 9 21 27 41 63 83 123 189 249 287 369 581 747 861 1,107 1,743 2,241 2,583 3,403 5,229 7,749 10,209 15,687 23,821 30,627 71,463 91,881 214,389 643,167

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

643,167 1,929,502 964,751 2,894,254 1,447,127 4,341,382 2,170,691 6,512,074 3,256,037 9,768,112 4,884,056 2,442,028 1,221,014 610,507 1,831,522 915,761 2,747,284 1,373,642 686,821 2,060,464 1,030,232 515,116 257,558 128,779 386,338 193,169 579,508 289,754 144,877 434,632 217,316 108,658 54,329 162,988 81,494 40,747 122,242 61,121 183,364 91,682 45,841 137,524 68,762 34,381 103,144 51,572 25,786 12,893 38,680 19,340 9,670 4,835 14,506 7,253 21,760 10,880 5,440 2,720 1,360 680

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