7 × 31 × 79

Prime Factor Structure

Factorization String 7 × 31 × 79

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 20,480

Proper Divisor Sum 3,337

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #17137 ← → #17159

1 7 31 79 217 553 2,449 17,143

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

17,143 51,430 25,715 77,146 38,573 115,720 57,860 28,930 14,465 43,396 21,698 10,849 32,548 16,274 8,137 24,412 12,206 6,103 18,310 9,155 27,466 13,733 41,200 20,600 10,300 5,150 2,575 7,726 3,863 11,590 5,795 17,386 8,693 26,080 13,040 6,520 3,260 1,630 815 2,446 1,223 3,670 1,835 5,506 2,753 8,260 4,130 2,065 6,196 3,098 1,549 4,648 2,324 1,162 581 1,744 872 436 218 109

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