2 × 3² × 13 × 81563

Prime Factor Structure

Factorization String 2 × 3^2 × 13 × 81563

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 44,533,944

Proper Divisor Sum 25,448,202

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #19085719 ← → #19085743

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

19,085,742 9,542,871 28,628,614 14,314,307 42,942,922 21,471,461 64,414,384 32,207,192 16,103,596 8,051,798 4,025,899 12,077,698 6,038,849 18,116,548 9,058,274 4,529,137 13,587,412 6,793,706 3,396,853 10,190,560 5,095,280 2,547,640 1,273,820 636,910 318,455 955,366 477,683 1,433,050 716,525 2,149,576 1,074,788 537,394 268,697 806,092 403,046 201,523 604,570 302,285 906,856 453,428 226,714 113,357 340,072 170,036 85,018 42,509 127,528 63,764 31,882 15,941 47,824 23,912 11,956 5,978 2,989 8,968 4,484 2,242 1,121 3,364

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