216787

Prime Factor Structure

Factorization String 216787

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 216,788

Proper Divisor Sum 1

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #216781 ← → #216791

1 216,787

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

216,787 650,362 325,181 975,544 487,772 243,886 121,943 365,830 182,915 548,746 274,373 823,120 411,560 205,780 102,890 51,445 154,336 77,168 38,584 19,292 9,646 4,823 14,470 7,235 21,706 10,853 32,560 16,280 8,140 4,070 2,035 6,106 3,053 9,160 4,580 2,290 1,145 3,436 1,718 859 2,578 1,289 3,868 1,934 967 2,902 1,451 4,354 2,177 6,532 3,266 1,633 4,900 2,450 1,225 3,676 1,838 919 2,758 1,379

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