5 × 7² × 87313

Prime Factor Structure

Factorization String 5 × 7^2 × 87313

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 29,861,388

Proper Divisor Sum 8,469,703

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #21391651 ← → #21391703

1 5 7 35 49 245 87,313 436,565 611,191 3,055,955 4,278,337 21,391,685

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

21,391,685 64,175,056 32,087,528 16,043,764 8,021,882 4,010,941 12,032,824 6,016,412 3,008,206 1,504,103 4,512,310 2,256,155 6,768,466 3,384,233 10,152,700 5,076,350 2,538,175 7,614,526 3,807,263 11,421,790 5,710,895 17,132,686 8,566,343 25,699,030 12,849,515 38,548,546 19,274,273 57,822,820 28,911,410 14,455,705 43,367,116 21,683,558 10,841,779 32,525,338 16,262,669 48,788,008 24,394,004 12,197,002 6,098,501 18,295,504 9,147,752 4,573,876 2,286,938 1,143,469 3,430,408 1,715,204 857,602 428,801 1,286,404 643,202 321,601 964,804 482,402 241,201 723,604 361,802 180,901 542,704 271,352 135,676

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