11 × 13 × 1531

Prime Factor Structure

Factorization String 11 × 13 × 1531

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 257,376

Proper Divisor Sum 38,443

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #218923 ← → #218941

1 11 13 143 1,531 16,841 19,903 218,933

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

218,933 656,800 328,400 164,200 82,100 41,050 20,525 61,576 30,788 15,394 7,697 23,092 11,546 5,773 17,320 8,660 4,330 2,165 6,496 3,248 1,624 812 406 203 610 305 916 458 229 688 344 172 86 43 130 65 196 98 49 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10 5 16 8

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