3 × 17 × 521

Prime Factor Structure

Factorization String 3 × 17 × 521

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 37,584

Proper Divisor Sum 11,013

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #26561 ← → #26573

1 3 17 51 521 1,563 8,857 26,571

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

26,571 79,714 39,857 119,572 59,786 29,893 89,680 44,840 22,420 11,210 5,605 16,816 8,408 4,204 2,102 1,051 3,154 1,577 4,732 2,366 1,183 3,550 1,775 5,326 2,663 7,990 3,995 11,986 5,993 17,980 8,990 4,495 13,486 6,743 20,230 10,115 30,346 15,173 45,520 22,760 11,380 5,690 2,845 8,536 4,268 2,134 1,067 3,202 1,601 4,804 2,402 1,201 3,604 1,802 901 2,704 1,352 676 338 169

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