2 × 7 × 131 × 991

Prime Factor Structure

Factorization String 2 × 7 × 131 × 991

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,142,656

Proper Divisor Sum 1,325,162

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #1817471 ← → #1817507

1 2 7 14 131 262 917 991 1,834 1,982 6,937 13,874 129,821 259,642 908,747 1,817,494

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

1,817,494 908,747 2,726,242 1,363,121 4,089,364 2,044,682 1,022,341 3,067,024 1,533,512 766,756 383,378 191,689 575,068 287,534 143,767 431,302 215,651 646,954 323,477 970,432 485,216 242,608 121,304 60,652 30,326 15,163 45,490 22,745 68,236 34,118 17,059 51,178 25,589 76,768 38,384 19,192 9,596 4,798 2,399 7,198 3,599 10,798 5,399 16,198 8,099 24,298 12,149 36,448 18,224 9,112 4,556 2,278 1,139 3,418 1,709 5,128 2,564 1,282 641 1,924

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