13 × 19² × 839

Prime Factor Structure

Factorization String 13 × 19^2 × 839

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 4,480,560

Proper Divisor Sum 543,133

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #3937411 ← → #3937469

1 13 19 247 361 839 4,693 10,907 15,941 207,233 302,879 3,937,427

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

3,937,427 11,812,282 5,906,141 17,718,424 8,859,212 4,429,606 2,214,803 6,644,410 3,322,205 9,966,616 4,983,308 2,491,654 1,245,827 3,737,482 1,868,741 5,606,224 2,803,112 1,401,556 700,778 350,389 1,051,168 525,584 262,792 131,396 65,698 32,849 98,548 49,274 24,637 73,912 36,956 18,478 9,239 27,718 13,859 41,578 20,789 62,368 31,184 15,592 7,796 3,898 1,949 5,848 2,924 1,462 731 2,194 1,097 3,292 1,646 823 2,470 1,235 3,706 1,853 5,560 2,780 1,390 695

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