3 × 5 × 11 × 2551

Prime Factor Structure

Factorization String 3 × 5 × 11 × 2551

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 734,976

Proper Divisor Sum 314,061

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #420899 ← → #420919

1 3 5 11 15 33 55 165 2,551 7,653 12,755 28,061 38,265 84,183 140,305 420,915

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

420,915 1,262,746 631,373 1,894,120 947,060 473,530 236,765 710,296 355,148 177,574 88,787 266,362 133,181 399,544 199,772 99,886 49,943 149,830 74,915 224,746 112,373 337,120 168,560 84,280 42,140 21,070 10,535 31,606 15,803 47,410 23,705 71,116 35,558 17,779 53,338 26,669 80,008 40,004 20,002 10,001 30,004 15,002 7,501 22,504 11,252 5,626 2,813 8,440 4,220 2,110 1,055 3,166 1,583 4,750 2,375 7,126 3,563 10,690 5,345 16,036

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