2 × 643567

Prime Factor Structure

Factorization String 2 × 643567

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 1,930,704

Proper Divisor Sum 643,570

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #1287133 ← → #1287157

1 2 643,567 1,287,134

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

1,287,134 643,567 1,930,702 965,351 2,896,054 1,448,027 4,344,082 2,172,041 6,516,124 3,258,062 1,629,031 4,887,094 2,443,547 7,330,642 3,665,321 10,995,964 5,497,982 2,748,991 8,246,974 4,123,487 12,370,462 6,185,231 18,555,694 9,277,847 27,833,542 13,916,771 41,750,314 20,875,157 62,625,472 31,312,736 15,656,368 7,828,184 3,914,092 1,957,046 978,523 2,935,570 1,467,785 4,403,356 2,201,678 1,100,839 3,302,518 1,651,259 4,953,778 2,476,889 7,430,668 3,715,334 1,857,667 5,573,002 2,786,501 8,359,504 4,179,752 2,089,876 1,044,938 522,469 1,567,408 783,704 391,852 195,926 97,963 293,890

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