3 × 7 × 13 × 71

Prime Factor Structure

Factorization String 3 × 7 × 13 × 71

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 32,256

Proper Divisor Sum 12,873

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #19381 ← → #19387

1 3 7 13 21 39 71 91 213 273 497 923 1,491 2,769 6,461 19,383

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

19,383 58,150 29,075 87,226 43,613 130,840 65,420 32,710 16,355 49,066 24,533 73,600 36,800 18,400 9,200 4,600 2,300 1,150 575 1,726 863 2,590 1,295 3,886 1,943 5,830 2,915 8,746 4,373 13,120 6,560 3,280 1,640 820 410 205 616 308 154 77 232 116 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4

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