3³ × 780721

Prime Factor Structure

Factorization String 3^3 × 780721

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 31,228,880

Proper Divisor Sum 10,149,413

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #21079459 ← → #21079481

1 3 9 27 780,721 2,342,163 7,026,489 21,079,467

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

21,079,467 63,238,402 31,619,201 94,857,604 47,428,802 23,714,401 71,143,204 35,571,602 17,785,801 53,357,404 26,678,702 13,339,351 40,018,054 20,009,027 60,027,082 30,013,541 90,040,624 45,020,312 22,510,156 11,255,078 5,627,539 16,882,618 8,441,309 25,323,928 12,661,964 6,330,982 3,165,491 9,496,474 4,748,237 14,244,712 7,122,356 3,561,178 1,780,589 5,341,768 2,670,884 1,335,442 667,721 2,003,164 1,001,582 500,791 1,502,374 751,187 2,253,562 1,126,781 3,380,344 1,690,172 845,086 422,543 1,267,630 633,815 1,901,446 950,723 2,852,170 1,426,085 4,278,256 2,139,128 1,069,564 534,782 267,391 802,174

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