5 × 13 × 71 × 149

Prime Factor Structure

Factorization String 5 × 13 × 71 × 149

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 907,200

Proper Divisor Sum 219,565

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #687623 ← → #687637

1 5 13 65 71 149 355 745 923 1,937 4,615 9,685 10,579 52,895 137,527 687,635

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

687,635 2,062,906 1,031,453 3,094,360 1,547,180 773,590 386,795 1,160,386 580,193 1,740,580 870,290 435,145 1,305,436 652,718 326,359 979,078 489,539 1,468,618 734,309 2,202,928 1,101,464 550,732 275,366 137,683 413,050 206,525 619,576 309,788 154,894 77,447 232,342 116,171 348,514 174,257 522,772 261,386 130,693 392,080 196,040 98,020 49,010 24,505 73,516 36,758 18,379 55,138 27,569 82,708 41,354 20,677 62,032 31,016 15,508 7,754 3,877 11,632 5,816 2,908 1,454 727

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