5 × 7 × 19 × 32173

Prime Factor Structure

Factorization String 5 × 7 × 19 × 32173

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 30,887,040

Proper Divisor Sum 9,491,995

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #21395021 ← → #21395047

1 5 7 19 35 95 133 665 32,173 160,865 225,211 611,287 1,126,055 3,056,435 4,279,009 21,395,045

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

21,395,045 64,185,136 32,092,568 16,046,284 8,023,142 4,011,571 12,034,714 6,017,357 18,052,072 9,026,036 4,513,018 2,256,509 6,769,528 3,384,764 1,692,382 846,191 2,538,574 1,269,287 3,807,862 1,903,931 5,711,794 2,855,897 8,567,692 4,283,846 2,141,923 6,425,770 3,212,885 9,638,656 4,819,328 2,409,664 1,204,832 602,416 301,208 150,604 75,302 37,651 112,954 56,477 169,432 84,716 42,358 21,179 63,538 31,769 95,308 47,654 23,827 71,482 35,741 107,224 53,612 26,806 13,403 40,210 20,105 60,316 30,158 15,079 45,238 22,619

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