3² × 7 × 8389

Prime Factor Structure

Factorization String 3^2 × 7 × 8389

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 872,560

Proper Divisor Sum 344,053

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #528491 ← → #528509

1 3 7 9 21 63 8,389 25,167 58,723 75,501 176,169 528,507

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

528,507 1,585,522 792,761 2,378,284 1,189,142 594,571 1,783,714 891,857 2,675,572 1,337,786 668,893 2,006,680 1,003,340 501,670 250,835 752,506 376,253 1,128,760 564,380 282,190 141,095 423,286 211,643 634,930 317,465 952,396 476,198 238,099 714,298 357,149 1,071,448 535,724 267,862 133,931 401,794 200,897 602,692 301,346 150,673 452,020 226,010 113,005 339,016 169,508 84,754 42,377 127,132 63,566 31,783 95,350 47,675 143,026 71,513 214,540 107,270 53,635 160,906 80,453 241,360 120,680

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