2 × 3² × 205421

Prime Factor Structure

Factorization String 2 × 3^2 × 205421

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 8,011,458

Proper Divisor Sum 4,313,880

Digit Sum / Digital Root 45 (Root: 9)

Adjacent Primes #3697559 ← → #3697579

1 2 3 6 9 18 205,421 410,842 616,263 1,232,526 1,848,789 3,697,578

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

3,697,578 1,848,789 5,546,368 2,773,184 1,386,592 693,296 346,648 173,324 86,662 43,331 129,994 64,997 194,992 97,496 48,748 24,374 12,187 36,562 18,281 54,844 27,422 13,711 41,134 20,567 61,702 30,851 92,554 46,277 138,832 69,416 34,708 17,354 8,677 26,032 13,016 6,508 3,254 1,627 4,882 2,441 7,324 3,662 1,831 5,494 2,747 8,242 4,121 12,364 6,182 3,091 9,274 4,637 13,912 6,956 3,478 1,739 5,218 2,609 7,828 3,914

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