7² × 13 × 6421

Prime Factor Structure

Factorization String 7^2 × 13 × 6421

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 5,124,756

Proper Divisor Sum 1,034,579

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #4090153 ← → #4090193

1 7 13 49 91 637 6,421 44,947 83,473 314,629 584,311 4,090,177

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

4,090,177 12,270,532 6,135,266 3,067,633 9,202,900 4,601,450 2,300,725 6,902,176 3,451,088 1,725,544 862,772 431,386 215,693 647,080 323,540 161,770 80,885 242,656 121,328 60,664 30,332 15,166 7,583 22,750 11,375 34,126 17,063 51,190 25,595 76,786 38,393 115,180 57,590 28,795 86,386 43,193 129,580 64,790 32,395 97,186 48,593 145,780 72,890 36,445 109,336 54,668 27,334 13,667 41,002 20,501 61,504 30,752 15,376 7,688 3,844 1,922 961 2,884 1,442 721

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