2 × 3² × 7² × 19 × 43

Prime Factor Structure

Factorization String 2 × 3^2 × 7^2 × 19 × 43

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 72

Divisor Sum (σ) 1,956,240

Proper Divisor Sum 1,235,646

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #720571 ← → #720607

1 2 3 6 7 9 14 18 19 21 38 42 43 49 57 63 86 98 114 126 129 133 147 171 258 266 294 301 342 387 399 441 602 774 798 817 882 903 931 1,197 1,634 1,806 1,862 2,107 2,394 2,451 2,709 2,793 4,214 4,902 5,418 5,586 5,719 6,321 7,353 8,379 11,438 12,642 14,706 16,758

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

720,594 360,297 1,080,892 540,446 270,223 810,670 405,335 1,216,006 608,003 1,824,010 912,005 2,736,016 1,368,008 684,004 342,002 171,001 513,004 256,502 128,251 384,754 192,377 577,132 288,566 144,283 432,850 216,425 649,276 324,638 162,319 486,958 243,479 730,438 365,219 1,095,658 547,829 1,643,488 821,744 410,872 205,436 102,718 51,359 154,078 77,039 231,118 115,559 346,678 173,339 520,018 260,009 780,028 390,014 195,007 585,022 292,511 877,534 438,767 1,316,302 658,151 1,974,454 987,227

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