31 × 16631

Prime Factor Structure

Factorization String 31 × 16631

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 532,224

Proper Divisor Sum 16,663

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #515539 ← → #515563

1 31 16,631 515,561

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

515,561 1,546,684 773,342 386,671 1,160,014 580,007 1,740,022 870,011 2,610,034 1,305,017 3,915,052 1,957,526 978,763 2,936,290 1,468,145 4,404,436 2,202,218 1,101,109 3,303,328 1,651,664 825,832 412,916 206,458 103,229 309,688 154,844 77,422 38,711 116,134 58,067 174,202 87,101 261,304 130,652 65,326 32,663 97,990 48,995 146,986 73,493 220,480 110,240 55,120 27,560 13,780 6,890 3,445 10,336 5,168 2,584 1,292 646 323 970 485 1,456 728 364 182 91

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