2⁴ × 3² × 7 × 21227

Prime Factor Structure

Factorization String 2^4 × 3^2 × 7 × 21227

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 60

Divisor Sum (σ) 68,439,072

Proper Divisor Sum 47,042,256

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #21396803 ← → #21396827

1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 48 56 63 72 84 112 126 144 168 252 336 504 1,008 21,227 42,454 63,681 84,908 127,362 148,589 169,816 191,043 254,724 297,178 339,632 382,086 445,767 509,448 594,356 764,172 891,534 1,018,896 1,188,712 1,337,301 1,528,344 1,783,068 2,377,424 2,674,602 3,056,688 3,566,136 5,349,204 7,132,272 10,698,408 21,396,816

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

21,396,816 10,698,408 5,349,204 2,674,602 1,337,301 4,011,904 2,005,952 1,002,976 501,488 250,744 125,372 62,686 31,343 94,030 47,015 141,046 70,523 211,570 105,785 317,356 158,678 79,339 238,018 119,009 357,028 178,514 89,257 267,772 133,886 66,943 200,830 100,415 301,246 150,623 451,870 225,935 677,806 338,903 1,016,710 508,355 1,525,066 762,533 2,287,600 1,143,800 571,900 285,950 142,975 428,926 214,463 643,390 321,695 965,086 482,543 1,447,630 723,815 2,171,446 1,085,723 3,257,170 1,628,585 4,885,756

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