3³ × 13 × 53

Prime Factor Structure

Factorization String 3^3 × 13 × 53

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 30,240

Proper Divisor Sum 11,637

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #18593 ← → #18617

1 3 9 13 27 39 53 117 159 351 477 689 1,431 2,067 6,201 18,603

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

18,603 55,810 27,905 83,716 41,858 20,929 62,788 31,394 15,697 47,092 23,546 11,773 35,320 17,660 8,830 4,415 13,246 6,623 19,870 9,935 29,806 14,903 44,710 22,355 67,066 33,533 100,600 50,300 25,150 12,575 37,726 18,863 56,590 28,295 84,886 42,443 127,330 63,665 190,996 95,498 47,749 143,248 71,624 35,812 17,906 8,953 26,860 13,430 6,715 20,146 10,073 30,220 15,110 7,555 22,666 11,333 34,000 17,000 8,500 4,250

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