3 × 13 × 251 × 521

Prime Factor Structure

Factorization String 3 × 13 × 251 × 521

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 7,366,464

Proper Divisor Sum 2,266,395

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #5099993 ← → #5100071

1 3 13 39 251 521 753 1,563 3,263 6,773 9,789 20,319 130,771 392,313 1,700,023 5,100,069

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

5,100,069 15,300,208 7,650,104 3,825,052 1,912,526 956,263 2,868,790 1,434,395 4,303,186 2,151,593 6,454,780 3,227,390 1,613,695 4,841,086 2,420,543 7,261,630 3,630,815 10,892,446 5,446,223 16,338,670 8,169,335 24,508,006 12,254,003 36,762,010 18,381,005 55,143,016 27,571,508 13,785,754 6,892,877 20,678,632 10,339,316 5,169,658 2,584,829 7,754,488 3,877,244 1,938,622 969,311 2,907,934 1,453,967 4,361,902 2,180,951 6,542,854 3,271,427 9,814,282 4,907,141 14,721,424 7,360,712 3,680,356 1,840,178 920,089 2,760,268 1,380,134 690,067 2,070,202 1,035,101 3,105,304 1,552,652 776,326 388,163 1,164,490

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