3³ × 5³ × 43 × 139

Prime Factor Structure

Factorization String 3^3 × 5^3 × 43 × 139

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 64

Divisor Sum (σ) 38,438,400

Proper Divisor Sum 18,266,025

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #20172359 ← → #20172377

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

20,172,375 60,517,126 30,258,563 90,775,690 45,387,845 136,163,536 68,081,768 34,040,884 17,020,442 8,510,221 25,530,664 12,765,332 6,382,666 3,191,333 9,574,000 4,787,000 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.