3² × 11 × 181

Prime Factor Structure

Factorization String 3^2 × 11 × 181

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 28,392

Proper Divisor Sum 10,473

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #17911 ← → #17921

1 3 9 11 33 99 181 543 1,629 1,991 5,973 17,919

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

17,919 53,758 26,879 80,638 40,319 120,958 60,479 181,438 90,719 272,158 136,079 408,238 204,119 612,358 306,179 918,538 459,269 1,377,808 688,904 344,452 172,226 86,113 258,340 129,170 64,585 193,756 96,878 48,439 145,318 72,659 217,978 108,989 326,968 163,484 81,742 40,871 122,614 61,307 183,922 91,961 275,884 137,942 68,971 206,914 103,457 310,372 155,186 77,593 232,780 116,390 58,195 174,586 87,293 261,880 130,940 65,470 32,735 98,206 49,103 147,310

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