3² × 223 × 10853

Prime Factor Structure

Factorization String 3^2 × 223 × 10853

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 31,606,848

Proper Divisor Sum 9,824,877

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #21781967 ← → #21781979

1 3 9 223 669 2,007 10,853 32,559 97,677 2,420,219 7,260,657 21,781,971

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

21,781,971 65,345,914 32,672,957 98,018,872 49,009,436 24,504,718 12,252,359 36,757,078 18,378,539 55,135,618 27,567,809 82,703,428 41,351,714 20,675,857 62,027,572 31,013,786 15,506,893 46,520,680 23,260,340 11,630,170 5,815,085 17,445,256 8,722,628 4,361,314 2,180,657 6,541,972 3,270,986 1,635,493 4,906,480 2,453,240 1,226,620 613,310 306,655 919,966 459,983 1,379,950 689,975 2,069,926 1,034,963 3,104,890 1,552,445 4,657,336 2,328,668 1,164,334 582,167 1,746,502 873,251 2,619,754 1,309,877 3,929,632 1,964,816 982,408 491,204 245,602 122,801 368,404 184,202 92,101 276,304 138,152

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