3³ × 7 × 20717

Prime Factor Structure

Factorization String 3^3 × 7 × 20717

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,629,760

Proper Divisor Sum 2,714,247

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #3915511 ← → #3915521

1 3 7 9 21 27 63 189 20,717 62,151 145,019 186,453 435,057 559,359 1,305,171 3,915,513

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

3,915,513 11,746,540 5,873,270 2,936,635 8,809,906 4,404,953 13,214,860 6,607,430 3,303,715 9,911,146 4,955,573 14,866,720 7,433,360 3,716,680 1,858,340 929,170 464,585 1,393,756 696,878 348,439 1,045,318 522,659 1,567,978 783,989 2,351,968 1,175,984 587,992 293,996 146,998 73,499 220,498 110,249 330,748 165,374 82,687 248,062 124,031 372,094 186,047 558,142 279,071 837,214 418,607 1,255,822 627,911 1,883,734 941,867 2,825,602 1,412,801 4,238,404 2,119,202 1,059,601 3,178,804 1,589,402 794,701 2,384,104 1,192,052 596,026 298,013 894,040

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