13 × 19 × 83 × 157

Prime Factor Structure

Factorization String 13 × 19 × 83 × 157

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,716,160

Proper Divisor Sum 497,503

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #3218653 ← → #3218659

1 13 19 83 157 247 1,079 1,577 2,041 2,983 13,031 20,501 38,779 169,403 247,589 3,218,657

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

3,218,657 9,655,972 4,827,986 2,413,993 7,241,980 3,620,990 1,810,495 5,431,486 2,715,743 8,147,230 4,073,615 12,220,846 6,110,423 18,331,270 9,165,635 27,496,906 13,748,453 41,245,360 20,622,680 10,311,340 5,155,670 2,577,835 7,733,506 3,866,753 11,600,260 5,800,130 2,900,065 8,700,196 4,350,098 2,175,049 6,525,148 3,262,574 1,631,287 4,893,862 2,446,931 7,340,794 3,670,397 11,011,192 5,505,596 2,752,798 1,376,399 4,129,198 2,064,599 6,193,798 3,096,899 9,290,698 4,645,349 13,936,048 6,968,024 3,484,012 1,742,006 871,003 2,613,010 1,306,505 3,919,516 1,959,758 979,879 2,939,638 1,469,819 4,409,458

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