3 × 5 × 7 × 9781

Prime Factor Structure

Factorization String 3 × 5 × 7 × 9781

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,878,144

Proper Divisor Sum 851,139

Digit Sum / Digital Root 15 (Root: 6)

Adjacent Primes #1027003 ← → #1027027

1 3 5 7 15 21 35 105 9,781 29,343 48,905 68,467 146,715 205,401 342,335 1,027,005

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

1,027,005 3,081,016 1,540,508 770,254 385,127 1,155,382 577,691 1,733,074 866,537 2,599,612 1,299,806 649,903 1,949,710 974,855 2,924,566 1,462,283 4,386,850 2,193,425 6,580,276 3,290,138 1,645,069 4,935,208 2,467,604 1,233,802 616,901 1,850,704 925,352 462,676 231,338 115,669 347,008 173,504 86,752 43,376 21,688 10,844 5,422 2,711 8,134 4,067 12,202 6,101 18,304 9,152 4,576 2,288 1,144 572 286 143 430 215 646 323 970 485 1,456 728 364 182

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