3 × 7 × 20393

Prime Factor Structure

Factorization String 3 × 7 × 20393

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 652,608

Proper Divisor Sum 224,355

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #428251 ← → #428273

1 3 7 21 20,393 61,179 142,751 428,253

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

428,253 1,284,760 642,380 321,190 160,595 481,786 240,893 722,680 361,340 180,670 90,335 271,006 135,503 406,510 203,255 609,766 304,883 914,650 457,325 1,371,976 685,988 342,994 171,497 514,492 257,246 128,623 385,870 192,935 578,806 289,403 868,210 434,105 1,302,316 651,158 325,579 976,738 488,369 1,465,108 732,554 366,277 1,098,832 549,416 274,708 137,354 68,677 206,032 103,016 51,508 25,754 12,877 38,632 19,316 9,658 4,829 14,488 7,244 3,622 1,811 5,434 2,717

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