5 × 11 × 17 × 19

Prime Factor Structure

Factorization String 5 × 11 × 17 × 19

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 25,920

Proper Divisor Sum 8,155

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #17761 ← → #17783

1 5 11 17 19 55 85 95 187 209 323 935 1,045 1,615 3,553 17,765

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

17,765 53,296 26,648 13,324 6,662 3,331 9,994 4,997 14,992 7,496 3,748 1,874 937 2,812 1,406 703 2,110 1,055 3,166 1,583 4,750 2,375 7,126 3,563 10,690 5,345 16,036 8,018 4,009 12,028 6,014 3,007 9,022 4,511 13,534 6,767 20,302 10,151 30,454 15,227 45,682 22,841 68,524 34,262 17,131 51,394 25,697 77,092 38,546 19,273 57,820 28,910 14,455 43,366 21,683 65,050 32,525 97,576 48,788 24,394

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