5 × 128099

Prime Factor Structure

Factorization String 5 × 128099

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 768,600

Proper Divisor Sum 128,105

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #640483 ← → #640499

1 5 128,099 640,495

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

640,495 1,921,486 960,743 2,882,230 1,441,115 4,323,346 2,161,673 6,485,020 3,242,510 1,621,255 4,863,766 2,431,883 7,295,650 3,647,825 10,943,476 5,471,738 2,735,869 8,207,608 4,103,804 2,051,902 1,025,951 3,077,854 1,538,927 4,616,782 2,308,391 6,925,174 3,462,587 10,387,762 5,193,881 15,581,644 7,790,822 3,895,411 11,686,234 5,843,117 17,529,352 8,764,676 4,382,338 2,191,169 6,573,508 3,286,754 1,643,377 4,930,132 2,465,066 1,232,533 3,697,600 1,848,800 924,400 462,200 231,100 115,550 57,775 173,326 86,663 259,990 129,995 389,986 194,993 584,980 292,490 146,245

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