2² × 19 × 8389

Prime Factor Structure

Factorization String 2^2 × 19 × 8389

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,174,600

Proper Divisor Sum 537,036

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #637543 ← → #637573

1 2 4 19 38 76 8,389 16,778 33,556 159,391 318,782 637,564

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

637,564 318,782 159,391 478,174 239,087 717,262 358,631 1,075,894 537,947 1,613,842 806,921 2,420,764 1,210,382 605,191 1,815,574 907,787 2,723,362 1,361,681 4,085,044 2,042,522 1,021,261 3,063,784 1,531,892 765,946 382,973 1,148,920 574,460 287,230 143,615 430,846 215,423 646,270 323,135 969,406 484,703 1,454,110 727,055 2,181,166 1,090,583 3,271,750 1,635,875 4,907,626 2,453,813 7,361,440 3,680,720 1,840,360 920,180 460,090 230,045 690,136 345,068 172,534 86,267 258,802 129,401 388,204 194,102 97,051 291,154 145,577

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