3 × 5 × 17 × 78509

Prime Factor Structure

Factorization String 3 × 5 × 17 × 78509

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 33,916,320

Proper Divisor Sum 13,896,525

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #20019781 ← → #20019817

1 3 5 15 17 51 85 255 78,509 235,527 392,545 1,177,635 1,334,653 4,003,959 6,673,265 20,019,795

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

20,019,795 60,059,386 30,029,693 90,089,080 45,044,540 22,522,270 11,261,135 33,783,406 16,891,703 50,675,110 25,337,555 76,012,666 38,006,333 114,019,000 57,009,500 28,504,750 14,252,375 42,757,126 21,378,563 64,135,690 32,067,845 96,203,536 48,101,768 24,050,884 12,025,442 6,012,721 18,038,164 9,019,082 4,509,541 13,528,624 6,764,312 3,382,156 1,691,078 845,539 2,536,618 1,268,309 3,804,928 1,902,464 951,232 475,616 237,808 118,904 59,452 29,726 14,863 44,590 22,295 66,886 33,443 100,330 50,165 150,496 75,248 37,624 18,812 9,406 4,703 14,110 7,055 21,166

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