13 × 491 × 3347

Prime Factor Structure

Factorization String 13 × 491 × 3347

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 23,061,024

Proper Divisor Sum 1,697,123

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #21363899 ← → #21363907

1 13 491 3,347 6,383 43,511 1,643,377 21,363,901

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

21,363,901 64,091,704 32,045,852 16,022,926 8,011,463 24,034,390 12,017,195 36,051,586 18,025,793 54,077,380 27,038,690 13,519,345 40,558,036 20,279,018 10,139,509 30,418,528 15,209,264 7,604,632 3,802,316 1,901,158 950,579 2,851,738 1,425,869 4,277,608 2,138,804 1,069,402 534,701 1,604,104 802,052 401,026 200,513 601,540 300,770 150,385 451,156 225,578 112,789 338,368 169,184 84,592 42,296 21,148 10,574 5,287 15,862 7,931 23,794 11,897 35,692 17,846 8,923 26,770 13,385 40,156 20,078 10,039 30,118 15,059 45,178 22,589

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