2 × 7 × 131 × 2143

Prime Factor Structure

Factorization String 2 × 7 × 131 × 2143

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,792,192

Proper Divisor Sum 2,861,930

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #3930259 ← → #3930271

1 2 7 14 131 262 917 1,834 2,143 4,286 15,001 30,002 280,733 561,466 1,965,131 3,930,262

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

3,930,262 1,965,131 5,895,394 2,947,697 8,843,092 4,421,546 2,210,773 6,632,320 3,316,160 1,658,080 829,040 414,520 207,260 103,630 51,815 155,446 77,723 233,170 116,585 349,756 174,878 87,439 262,318 131,159 393,478 196,739 590,218 295,109 885,328 442,664 221,332 110,666 55,333 166,000 83,000 41,500 20,750 10,375 31,126 15,563 46,690 23,345 70,036 35,018 17,509 52,528 26,264 13,132 6,566 3,283 9,850 4,925 14,776 7,388 3,694 1,847 5,542 2,771 8,314 4,157

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