2 × 3 × 5 × 17 × 19 × 37 × 53

Prime Factor Structure

Factorization String 2 × 3 × 5 × 17 × 19 × 37 × 53

Distinct Prime Factors 7

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 128

Divisor Sum (σ) 53,187,840

Proper Divisor Sum 34,185,750

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #19002089 ← → #19002131

1 2 3 5 6 10 15 17 19 30 34 37 38 51 53 57 74 85 95 102 106 111 114 159 170 185 190 222 255 265 285 318 323 370 510 530 555 570 629 646 703 795 901 969 1,007 1,110 1,258 1,406 1,590 1,615 1,802 1,887 1,938 1,961 2,014 2,109 2,703 3,021 3,145 3,230

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

19,002,090 9,501,045 28,503,136 14,251,568 7,125,784 3,562,892 1,781,446 890,723 2,672,170 1,336,085 4,008,256 2,004,128 1,002,064 501,032 250,516 125,258 62,629 187,888 93,944 46,972 23,486 11,743 35,230 17,615 52,846 26,423 79,270 39,635 118,906 59,453 178,360 89,180 44,590 22,295 66,886 33,443 100,330 50,165 150,496 75,248 37,624 18,812 9,406 4,703 14,110 7,055 21,166 10,583 31,750 15,875 47,626 23,813 71,440 35,720 17,860 8,930 4,465 13,396 6,698 3,349

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