2 × 7 × 397 × 563

Prime Factor Structure

Factorization String 2 × 7 × 397 × 563

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,387,328

Proper Divisor Sum 2,258,174

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #3129121 ← → #3129169

1 2 7 14 397 563 794 1,126 2,779 3,941 5,558 7,882 223,511 447,022 1,564,577 3,129,154

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

3,129,154 1,564,577 4,693,732 2,346,866 1,173,433 3,520,300 1,760,150 880,075 2,640,226 1,320,113 3,960,340 1,980,170 990,085 2,970,256 1,485,128 742,564 371,282 185,641 556,924 278,462 139,231 417,694 208,847 626,542 313,271 939,814 469,907 1,409,722 704,861 2,114,584 1,057,292 528,646 264,323 792,970 396,485 1,189,456 594,728 297,364 148,682 74,341 223,024 111,512 55,756 27,878 13,939 41,818 20,909 62,728 31,364 15,682 7,841 23,524 11,762 5,881 17,644 8,822 4,411 13,234 6,617 19,852

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