397 × 17909

Prime Factor Structure

Factorization String 397 × 17909

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 7,128,180

Proper Divisor Sum 18,307

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #7109849 ← → #7109887

1 397 17,909 7,109,873

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

7,109,873 21,329,620 10,664,810 5,332,405 15,997,216 7,998,608 3,999,304 1,999,652 999,826 499,913 1,499,740 749,870 374,935 1,124,806 562,403 1,687,210 843,605 2,530,816 1,265,408 632,704 316,352 158,176 79,088 39,544 19,772 9,886 4,943 14,830 7,415 22,246 11,123 33,370 16,685 50,056 25,028 12,514 6,257 18,772 9,386 4,693 14,080 7,040 3,520 1,760 880 440 220 110 55 166 83 250 125 376 188 94 47 142 71 214

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