2 × 43 × 67 × 647

Prime Factor Structure

Factorization String 2 × 43 × 67 × 647

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,816,448

Proper Divisor Sum 2,088,434

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #3727991 ← → #3728017

1 2 43 67 86 134 647 1,294 2,881 5,762 27,821 43,349 55,642 86,698 1,864,007 3,728,014

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

3,728,014 1,864,007 5,592,022 2,796,011 8,388,034 4,194,017 12,582,052 6,291,026 3,145,513 9,436,540 4,718,270 2,359,135 7,077,406 3,538,703 10,616,110 5,308,055 15,924,166 7,962,083 23,886,250 11,943,125 35,829,376 17,914,688 8,957,344 4,478,672 2,239,336 1,119,668 559,834 279,917 839,752 419,876 209,938 104,969 314,908 157,454 78,727 236,182 118,091 354,274 177,137 531,412 265,706 132,853 398,560 199,280 99,640 49,820 24,910 12,455 37,366 18,683 56,050 28,025 84,076 42,038 21,019 63,058 31,529 94,588 47,294 23,647

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