2 × 7 × 1559

Prime Factor Structure

Factorization String 2 × 7 × 1559

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 37,440

Proper Divisor Sum 15,614

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #21821 ← → #21839

1 2 7 14 1,559 3,118 10,913 21,826

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

21,826 10,913 32,740 16,370 8,185 24,556 12,278 6,139 18,418 9,209 27,628 13,814 6,907 20,722 10,361 31,084 15,542 7,771 23,314 11,657 34,972 17,486 8,743 26,230 13,115 39,346 19,673 59,020 29,510 14,755 44,266 22,133 66,400 33,200 16,600 8,300 4,150 2,075 6,226 3,113 9,340 4,670 2,335 7,006 3,503 10,510 5,255 15,766 7,883 23,650 11,825 35,476 17,738 8,869 26,608 13,304 6,652 3,326 1,663 4,990

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