3 × 7 × 17 × 5563

Prime Factor Structure

Factorization String 3 × 7 × 17 × 5563

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,204,864

Proper Divisor Sum 1,218,873

Digit Sum / Digital Root 42 (Root: 6)

Adjacent Primes #1985989 ← → #1986001

1 3 7 17 21 51 119 357 5,563 16,689 38,941 94,571 116,823 283,713 661,997 1,985,991

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

1,985,991 5,957,974 2,978,987 8,936,962 4,468,481 13,405,444 6,702,722 3,351,361 10,054,084 5,027,042 2,513,521 7,540,564 3,770,282 1,885,141 5,655,424 2,827,712 1,413,856 706,928 353,464 176,732 88,366 44,183 132,550 66,275 198,826 99,413 298,240 149,120 74,560 37,280 18,640 9,320 4,660 2,330 1,165 3,496 1,748 874 437 1,312 656 328 164 82 41 124 62 31 94 47 142 71 214 107 322 161 484 242 121 364

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