2 × 5 × 13 × 19813

Prime Factor Structure

Factorization String 2 × 5 × 13 × 19813

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 4,993,128

Proper Divisor Sum 2,417,438

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #2575679 ← → #2575717

1 2 5 10 13 26 65 130 19,813 39,626 99,065 198,130 257,569 515,138 1,287,845 2,575,690

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

2,575,690 1,287,845 3,863,536 1,931,768 965,884 482,942 241,471 724,414 362,207 1,086,622 543,311 1,629,934 814,967 2,444,902 1,222,451 3,667,354 1,833,677 5,501,032 2,750,516 1,375,258 687,629 2,062,888 1,031,444 515,722 257,861 773,584 386,792 193,396 96,698 48,349 145,048 72,524 36,262 18,131 54,394 27,197 81,592 40,796 20,398 10,199 30,598 15,299 45,898 22,949 68,848 34,424 17,212 8,606 4,303 12,910 6,455 19,366 9,683 29,050 14,525 43,576 21,788 10,894 5,447 16,342

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