7 × 13 × 43 × 5113

Prime Factor Structure

Factorization String 7 × 13 × 43 × 5113

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 25,201,792

Proper Divisor Sum 5,194,623

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #20007167 ← → #20007173

1 7 13 43 91 301 559 3,913 5,113 35,791 66,469 219,859 465,283 1,539,013 2,858,167 20,007,169

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

20,007,169 60,021,508 30,010,754 15,005,377 45,016,132 22,508,066 11,254,033 33,762,100 16,881,050 8,440,525 25,321,576 12,660,788 6,330,394 3,165,197 9,495,592 4,747,796 2,373,898 1,186,949 3,560,848 1,780,424 890,212 445,106 222,553 667,660 333,830 166,915 500,746 250,373 751,120 375,560 187,780 93,890 46,945 140,836 70,418 35,209 105,628 52,814 26,407 79,222 39,611 118,834 59,417 178,252 89,126 44,563 133,690 66,845 200,536 100,268 50,134 25,067 75,202 37,601 112,804 56,402 28,201 84,604 42,302 21,151

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