13 × 19 × 43 × 199

Prime Factor Structure

Factorization String 13 × 19 × 43 × 199

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,464,000

Proper Divisor Sum 350,421

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #2113567 ← → #2113583

1 13 19 43 199 247 559 817 2,587 3,781 8,557 10,621 49,153 111,241 162,583 2,113,579

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

2,113,579 6,340,738 3,170,369 9,511,108 4,755,554 2,377,777 7,133,332 3,566,666 1,783,333 5,350,000 2,675,000 1,337,500 668,750 334,375 1,003,126 501,563 1,504,690 752,345 2,257,036 1,128,518 564,259 1,692,778 846,389 2,539,168 1,269,584 634,792 317,396 158,698 79,349 238,048 119,024 59,512 29,756 14,878 7,439 22,318 11,159 33,478 16,739 50,218 25,109 75,328 37,664 18,832 9,416 4,708 2,354 1,177 3,532 1,766 883 2,650 1,325 3,976 1,988 994 497 1,492 746 373

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