3² × 21881

Prime Factor Structure

Factorization String 3^2 × 21881

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 284,466

Proper Divisor Sum 87,537

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #196927 ← → #196961

1 3 9 21,881 65,643 196,929

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

196,929 590,788 295,394 147,697 443,092 221,546 110,773 332,320 166,160 83,080 41,540 20,770 10,385 31,156 15,578 7,789 23,368 11,684 5,842 2,921 8,764 4,382 2,191 6,574 3,287 9,862 4,931 14,794 7,397 22,192 11,096 5,548 2,774 1,387 4,162 2,081 6,244 3,122 1,561 4,684 2,342 1,171 3,514 1,757 5,272 2,636 1,318 659 1,978 989 2,968 1,484 742 371 1,114 557 1,672 836 418 209

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