2 × 3² × 13 × 91423

Prime Factor Structure

Factorization String 2 × 3^2 × 13 × 91423

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 49,917,504

Proper Divisor Sum 28,524,522

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #21392971 ← → #21392989

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

21,392,982 10,696,491 32,089,474 16,044,737 48,134,212 24,067,106 12,033,553 36,100,660 18,050,330 9,025,165 27,075,496 13,537,748 6,768,874 3,384,437 10,153,312 5,076,656 2,538,328 1,269,164 634,582 317,291 951,874 475,937 1,427,812 713,906 356,953 1,070,860 535,430 267,715 803,146 401,573 1,204,720 602,360 301,180 150,590 75,295 225,886 112,943 338,830 169,415 508,246 254,123 762,370 381,185 1,143,556 571,778 285,889 857,668 428,834 214,417 643,252 321,626 160,813 482,440 241,220 120,610 60,305 180,916 90,458 45,229 135,688

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