13² × 19 × 89

Prime Factor Structure

Factorization String 13^2 × 19 × 89

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 329,400

Proper Divisor Sum 43,621

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #285773 ← → #285781

1 13 19 89 169 247 1,157 1,691 3,211 15,041 21,983 285,779

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

285,779 857,338 428,669 1,286,008 643,004 321,502 160,751 482,254 241,127 723,382 361,691 1,085,074 542,537 1,627,612 813,806 406,903 1,220,710 610,355 1,831,066 915,533 2,746,600 1,373,300 686,650 343,325 1,029,976 514,988 257,494 128,747 386,242 193,121 579,364 289,682 144,841 434,524 217,262 108,631 325,894 162,947 488,842 244,421 733,264 366,632 183,316 91,658 45,829 137,488 68,744 34,372 17,186 8,593 25,780 12,890 6,445 19,336 9,668 4,834 2,417 7,252 3,626 1,813

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