2² × 5 × 197389

Prime Factor Structure

Factorization String 2^2 × 5 × 197389

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 8,290,380

Proper Divisor Sum 4,342,600

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #3947771 ← → #3947807

1 2 4 5 10 20 197,389 394,778 789,556 986,945 1,973,890 3,947,780

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

3,947,780 1,973,890 986,945 2,960,836 1,480,418 740,209 2,220,628 1,110,314 555,157 1,665,472 832,736 416,368 208,184 104,092 52,046 26,023 78,070 39,035 117,106 58,553 175,660 87,830 43,915 131,746 65,873 197,620 98,810 49,405 148,216 74,108 37,054 18,527 55,582 27,791 83,374 41,687 125,062 62,531 187,594 93,797 281,392 140,696 70,348 35,174 17,587 52,762 26,381 79,144 39,572 19,786 9,893 29,680 14,840 7,420 3,710 1,855 5,566 2,783 8,350 4,175

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