2 × 3 × 13 × 7919

Prime Factor Structure

Factorization String 2 × 3 × 13 × 7919

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,330,560

Proper Divisor Sum 712,878

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #617681 ← → #617689

1 2 3 6 13 26 39 78 7,919 15,838 23,757 47,514 102,947 205,894 308,841 617,682

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

617,682 308,841 926,524 463,262 231,631 694,894 347,447 1,042,342 521,171 1,563,514 781,757 2,345,272 1,172,636 586,318 293,159 879,478 439,739 1,319,218 659,609 1,978,828 989,414 494,707 1,484,122 742,061 2,226,184 1,113,092 556,546 278,273 834,820 417,410 208,705 626,116 313,058 156,529 469,588 234,794 117,397 352,192 176,096 88,048 44,024 22,012 11,006 5,503 16,510 8,255 24,766 12,383 37,150 18,575 55,726 27,863 83,590 41,795 125,386 62,693 188,080 94,040 47,020 23,510

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