3 × 5 × 7 × 1697

Prime Factor Structure

Factorization String 3 × 5 × 7 × 1697

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 326,016

Proper Divisor Sum 147,831

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #178183 ← → #178187

1 3 5 7 15 21 35 105 1,697 5,091 8,485 11,879 25,455 35,637 59,395 178,185

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

178,185 534,556 267,278 133,639 400,918 200,459 601,378 300,689 902,068 451,034 225,517 676,552 338,276 169,138 84,569 253,708 126,854 63,427 190,282 95,141 285,424 142,712 71,356 35,678 17,839 53,518 26,759 80,278 40,139 120,418 60,209 180,628 90,314 45,157 135,472 67,736 33,868 16,934 8,467 25,402 12,701 38,104 19,052 9,526 4,763 14,290 7,145 21,436 10,718 5,359 16,078 8,039 24,118 12,059 36,178 18,089 54,268 27,134 13,567 40,702

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