2 × 11² × 2663

Prime Factor Structure

Factorization String 2 × 11^2 × 2663

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,062,936

Proper Divisor Sum 418,490

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #644443 ← → #644447

1 2 11 22 121 242 2,663 5,326 29,293 58,586 322,223 644,446

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

644,446 322,223 966,670 483,335 1,450,006 725,003 2,175,010 1,087,505 3,262,516 1,631,258 815,629 2,446,888 1,223,444 611,722 305,861 917,584 458,792 229,396 114,698 57,349 172,048 86,024 43,012 21,506 10,753 32,260 16,130 8,065 24,196 12,098 6,049 18,148 9,074 4,537 13,612 6,806 3,403 10,210 5,105 15,316 7,658 3,829 11,488 5,744 2,872 1,436 718 359 1,078 539 1,618 809 2,428 1,214 607 1,822 911 2,734 1,367 4,102

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