2² × 13 × 41 × 10037

Prime Factor Structure

Factorization String 2^2 × 13 × 41 × 10037

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 41,316,408

Proper Divisor Sum 19,917,524

Digit Sum / Digital Root 43 (Root: 7)

Adjacent Primes #21398873 ← → #21398899

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

21,398,884 10,699,442 5,349,721 16,049,164 8,024,582 4,012,291 12,036,874 6,018,437 18,055,312 9,027,656 4,513,828 2,256,914 1,128,457 3,385,372 1,692,686 846,343 2,539,030 1,269,515 3,808,546 1,904,273 5,712,820 2,856,410 1,428,205 4,284,616 2,142,308 1,071,154 535,577 1,606,732 803,366 401,683 1,205,050 602,525 1,807,576 903,788 451,894 225,947 677,842 338,921 1,016,764 508,382 254,191 762,574 381,287 1,143,862 571,931 1,715,794 857,897 2,573,692 1,286,846 643,423 1,930,270 965,135 2,895,406 1,447,703 4,343,110 2,171,555 6,514,666 3,257,333 9,772,000 4,886,000

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