3² × 11 × 20173

Prime Factor Structure

Factorization String 3^2 × 11 × 20173

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 3,147,144

Proper Divisor Sum 1,150,017

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #1997119 ← → #1997129

1 3 9 11 33 99 20,173 60,519 181,557 221,903 665,709 1,997,127

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

1,997,127 5,991,382 2,995,691 8,987,074 4,493,537 13,480,612 6,740,306 3,370,153 10,110,460 5,055,230 2,527,615 7,582,846 3,791,423 11,374,270 5,687,135 17,061,406 8,530,703 25,592,110 12,796,055 38,388,166 19,194,083 57,582,250 28,791,125 86,373,376 43,186,688 21,593,344 10,796,672 5,398,336 2,699,168 1,349,584 674,792 337,396 168,698 84,349 253,048 126,524 63,262 31,631 94,894 47,447 142,342 71,171 213,514 106,757 320,272 160,136 80,068 40,034 20,017 60,052 30,026 15,013 45,040 22,520 11,260 5,630 2,815 8,446 4,223 12,670

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