2 × 5 × 2136559

Prime Factor Structure

Factorization String 2 × 5 × 2136559

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 38,458,080

Proper Divisor Sum 17,092,490

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #21365579 ← → #21365593

1 2 5 10 2,136,559 4,273,118 10,682,795 21,365,590

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

21,365,590 10,682,795 32,048,386 16,024,193 48,072,580 24,036,290 12,018,145 36,054,436 18,027,218 9,013,609 27,040,828 13,520,414 6,760,207 20,280,622 10,140,311 30,420,934 15,210,467 45,631,402 22,815,701 68,447,104 34,223,552 17,111,776 8,555,888 4,277,944 2,138,972 1,069,486 534,743 1,604,230 802,115 2,406,346 1,203,173 3,609,520 1,804,760 902,380 451,190 225,595 676,786 338,393 1,015,180 507,590 253,795 761,386 380,693 1,142,080 571,040 285,520 142,760 71,380 35,690 17,845 53,536 26,768 13,384 6,692 3,346 1,673 5,020 2,510 1,255 3,766

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