821089

Prime Factor Structure

Factorization String 821089

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 821,090

Proper Divisor Sum 1

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #821081 ← → #821099

1 821,089

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

821,089 2,463,268 1,231,634 615,817 1,847,452 923,726 461,863 1,385,590 692,795 2,078,386 1,039,193 3,117,580 1,558,790 779,395 2,338,186 1,169,093 3,507,280 1,753,640 876,820 438,410 219,205 657,616 328,808 164,404 82,202 41,101 123,304 61,652 30,826 15,413 46,240 23,120 11,560 5,780 2,890 1,445 4,336 2,168 1,084 542 271 814 407 1,222 611 1,834 917 2,752 1,376 688 344 172 86 43 130 65 196 98 49 148

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