2 × 221581

Prime Factor Structure

Factorization String 2 × 221581

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 664,746

Proper Divisor Sum 221,584

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #443161 ← → #443167

1 2 221,581 443,162

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

443,162 221,581 664,744 332,372 166,186 83,093 249,280 124,640 62,320 31,160 15,580 7,790 3,895 11,686 5,843 17,530 8,765 26,296 13,148 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 1,672 836 418 209 628 314 157 472

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