3² × 7² × 727

Prime Factor Structure

Factorization String 3^2 × 7^2 × 727

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 539,448

Proper Divisor Sum 218,841

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #320591 ← → #320609

1 3 7 9 21 49 63 147 441 727 2,181 5,089 6,543 15,267 35,623 45,801 106,869 320,607

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

320,607 961,822 480,911 1,442,734 721,367 2,164,102 1,082,051 3,246,154 1,623,077 4,869,232 2,434,616 1,217,308 608,654 304,327 912,982 456,491 1,369,474 684,737 2,054,212 1,027,106 513,553 1,540,660 770,330 385,165 1,155,496 577,748 288,874 144,437 433,312 216,656 108,328 54,164 27,082 13,541 40,624 20,312 10,156 5,078 2,539 7,618 3,809 11,428 5,714 2,857 8,572 4,286 2,143 6,430 3,215 9,646 4,823 14,470 7,235 21,706 10,853 32,560 16,280 8,140 4,070 2,035

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