13 × 39511

Prime Factor Structure

Factorization String 13 × 39511

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 553,168

Proper Divisor Sum 39,525

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #513641 ← → #513649

1 13 39,511 513,643

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

513,643 1,540,930 770,465 2,311,396 1,155,698 577,849 1,733,548 866,774 433,387 1,300,162 650,081 1,950,244 975,122 487,561 1,462,684 731,342 365,671 1,097,014 548,507 1,645,522 822,761 2,468,284 1,234,142 617,071 1,851,214 925,607 2,776,822 1,388,411 4,165,234 2,082,617 6,247,852 3,123,926 1,561,963 4,685,890 2,342,945 7,028,836 3,514,418 1,757,209 5,271,628 2,635,814 1,317,907 3,953,722 1,976,861 5,930,584 2,965,292 1,482,646 741,323 2,223,970 1,111,985 3,335,956 1,667,978 833,989 2,501,968 1,250,984 625,492 312,746 156,373 469,120 234,560 117,280

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