3 × 13 × 17 × 191

Prime Factor Structure

Factorization String 3 × 13 × 17 × 191

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 193,536

Proper Divisor Sum 66,903

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #126631 ← → #126641

1 3 13 17 39 51 191 221 573 663 2,483 3,247 7,449 9,741 42,211 126,633

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

126,633 379,900 189,950 94,975 284,926 142,463 427,390 213,695 641,086 320,543 961,630 480,815 1,442,446 721,223 2,163,670 1,081,835 3,245,506 1,622,753 4,868,260 2,434,130 1,217,065 3,651,196 1,825,598 912,799 2,738,398 1,369,199 4,107,598 2,053,799 6,161,398 3,080,699 9,242,098 4,621,049 13,863,148 6,931,574 3,465,787 10,397,362 5,198,681 15,596,044 7,798,022 3,899,011 11,697,034 5,848,517 17,545,552 8,772,776 4,386,388 2,193,194 1,096,597 3,289,792 1,644,896 822,448 411,224 205,612 102,806 51,403 154,210 77,105 231,316 115,658 57,829 173,488

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