31 × 12689

Prime Factor Structure

Factorization String 31 × 12689

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 406,080

Proper Divisor Sum 12,721

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #393331 ← → #393361

1 31 12,689 393,359

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

393,359 1,180,078 590,039 1,770,118 885,059 2,655,178 1,327,589 3,982,768 1,991,384 995,692 497,846 248,923 746,770 373,385 1,120,156 560,078 280,039 840,118 420,059 1,260,178 630,089 1,890,268 945,134 472,567 1,417,702 708,851 2,126,554 1,063,277 3,189,832 1,594,916 797,458 398,729 1,196,188 598,094 299,047 897,142 448,571 1,345,714 672,857 2,018,572 1,009,286 504,643 1,513,930 756,965 2,270,896 1,135,448 567,724 283,862 141,931 425,794 212,897 638,692 319,346 159,673 479,020 239,510 119,755 359,266 179,633 538,900

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