2 × 13 × 839 × 919

Prime Factor Structure

Factorization String 2 × 13 × 839 × 919

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 32,457,600

Proper Divisor Sum 12,410,534

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #20047037 ← → #20047121

1 2 13 26 839 919 1,678 1,838 10,907 11,947 21,814 23,894 771,041 1,542,082 10,023,533 20,047,066

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

20,047,066 10,023,533 30,070,600 15,035,300 7,517,650 3,758,825 11,276,476 5,638,238 2,819,119 8,457,358 4,228,679 12,686,038 6,343,019 19,029,058 9,514,529 28,543,588 14,271,794 7,135,897 21,407,692 10,703,846 5,351,923 16,055,770 8,027,885 24,083,656 12,041,828 6,020,914 3,010,457 9,031,372 4,515,686 2,257,843 6,773,530 3,386,765 10,160,296 5,080,148 2,540,074 1,270,037 3,810,112 1,905,056 952,528 476,264 238,132 119,066 59,533 178,600 89,300 44,650 22,325 66,976 33,488 16,744 8,372 4,186 2,093 6,280 3,140 1,570 785 2,356 1,178 589

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