3² × 991 × 2243

Prime Factor Structure

Factorization String 3^2 × 991 × 2243

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 28,938,624

Proper Divisor Sum 8,933,307

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #20005313 ← → #20005319

1 3 9 991 2,243 2,973 6,729 8,919 20,187 2,222,813 6,668,439 20,005,317

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

20,005,317 60,015,952 30,007,976 15,003,988 7,501,994 3,750,997 11,252,992 5,626,496 2,813,248 1,406,624 703,312 351,656 175,828 87,914 43,957 131,872 65,936 32,968 16,484 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 1,957 5,872 2,936 1,468 734 367 1,102 551 1,654 827 2,482 1,241 3,724 1,862 931 2,794 1,397 4,192 2,096 1,048 524 262 131 394 197 592

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