19 × 21493

Prime Factor Structure

Factorization String 19 × 21493

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 429,880

Proper Divisor Sum 21,513

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #408361 ← → #408379

1 19 21,493 408,367

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

408,367 1,225,102 612,551 1,837,654 918,827 2,756,482 1,378,241 4,134,724 2,067,362 1,033,681 3,101,044 1,550,522 775,261 2,325,784 1,162,892 581,446 290,723 872,170 436,085 1,308,256 654,128 327,064 163,532 81,766 40,883 122,650 61,325 183,976 91,988 45,994 22,997 68,992 34,496 17,248 8,624 4,312 2,156 1,078 539 1,618 809 2,428 1,214 607 1,822 911 2,734 1,367 4,102 2,051 6,154 3,077 9,232 4,616 2,308 1,154 577 1,732 866 433

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