443 × 991

Prime Factor Structure

Factorization String 443 × 991

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 440,448

Proper Divisor Sum 1,435

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #439009 ← → #439063

1 443 991 439,013

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

439,013 1,317,040 658,520 329,260 164,630 82,315 246,946 123,473 370,420 185,210 92,605 277,816 138,908 69,454 34,727 104,182 52,091 156,274 78,137 234,412 117,206 58,603 175,810 87,905 263,716 131,858 65,929 197,788 98,894 49,447 148,342 74,171 222,514 111,257 333,772 166,886 83,443 250,330 125,165 375,496 187,748 93,874 46,937 140,812 70,406 35,203 105,610 52,805 158,416 79,208 39,604 19,802 9,901 29,704 14,852 7,426 3,713 11,140 5,570 2,785

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