2² × 397 × 12703

Prime Factor Structure

Factorization String 2^2 × 397 × 12703

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 35,393,344

Proper Divisor Sum 15,220,980

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #20172359 ← → #20172377

1 2 4 397 794 1,588 12,703 25,406 50,812 5,043,091 10,086,182 20,172,364

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

20,172,364 10,086,182 5,043,091 15,129,274 7,564,637 22,693,912 11,346,956 5,673,478 2,836,739 8,510,218 4,255,109 12,765,328 6,382,664 3,191,332 1,595,666 797,833 2,393,500 1,196,750 598,375 1,795,126 897,563 2,692,690 1,346,345 4,039,036 2,019,518 1,009,759 3,029,278 1,514,639 4,543,918 2,271,959 6,815,878 3,407,939 10,223,818 5,111,909 15,335,728 7,667,864 3,833,932 1,916,966 958,483 2,875,450 1,437,725 4,313,176 2,156,588 1,078,294 539,147 1,617,442 808,721 2,426,164 1,213,082 606,541 1,819,624 909,812 454,906 227,453 682,360 341,180 170,590 85,295 255,886 127,943

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