2 × 7 × 71 × 21493

Prime Factor Structure

Factorization String 2 × 7 × 71 × 21493

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 37,141,632

Proper Divisor Sum 15,777,590

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #21364009 ← → #21364061

1 2 7 14 71 142 497 994 21,493 42,986 150,451 300,902 1,526,003 3,052,006 10,682,021 21,364,042

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

21,364,042 10,682,021 32,046,064 16,023,032 8,011,516 4,005,758 2,002,879 6,008,638 3,004,319 9,012,958 4,506,479 13,519,438 6,759,719 20,279,158 10,139,579 30,418,738 15,209,369 45,628,108 22,814,054 11,407,027 34,221,082 17,110,541 51,331,624 25,665,812 12,832,906 6,416,453 19,249,360 9,624,680 4,812,340 2,406,170 1,203,085 3,609,256 1,804,628 902,314 451,157 1,353,472 676,736 338,368 169,184 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.