3² × 5 × 21997

Prime Factor Structure

Factorization String 3^2 × 5 × 21997

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,715,844

Proper Divisor Sum 725,979

Digit Sum / Digital Root 45 (Root: 9)

Adjacent Primes #989839 ← → #989869

1 3 5 9 15 45 21,997 65,991 109,985 197,973 329,955 989,865

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

989,865 2,969,596 1,484,798 742,399 2,227,198 1,113,599 3,340,798 1,670,399 5,011,198 2,505,599 7,516,798 3,758,399 11,275,198 5,637,599 16,912,798 8,456,399 25,369,198 12,684,599 38,053,798 19,026,899 57,080,698 28,540,349 85,621,048 42,810,524 21,405,262 10,702,631 32,107,894 16,053,947 48,161,842 24,080,921 72,242,764 36,121,382 18,060,691 54,182,074 27,091,037 81,273,112 40,636,556 20,318,278 10,159,139 30,477,418 15,238,709 45,716,128 22,858,064 11,429,032 5,714,516 2,857,258 1,428,629 4,285,888 2,142,944 1,071,472 535,736 267,868 133,934 66,967 200,902 100,451 301,354 150,677 452,032 226,016

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