13 × 19 × 37 × 43

Prime Factor Structure

Factorization String 13 × 19 × 37 × 43

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 468,160

Proper Divisor Sum 75,183

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #392969 ← → #392981

1 13 19 37 43 247 481 559 703 817 1,591 9,139 10,621 20,683 30,229 392,977

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

392,977 1,178,932 589,466 294,733 884,200 442,100 221,050 110,525 331,576 165,788 82,894 41,447 124,342 62,171 186,514 93,257 279,772 139,886 69,943 209,830 104,915 314,746 157,373 472,120 236,060 118,030 59,015 177,046 88,523 265,570 132,785 398,356 199,178 99,589 298,768 149,384 74,692 37,346 18,673 56,020 28,010 14,005 42,016 21,008 10,504 5,252 2,626 1,313 3,940 1,970 985 2,956 1,478 739 2,218 1,109 3,328 1,664 832 416

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