5 × 3998221

Prime Factor Structure

Factorization String 5 × 3998221

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 23,989,332

Proper Divisor Sum 3,998,227

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #19991089 ← → #19991107

1 5 3,998,221 19,991,105

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

19,991,105 59,973,316 29,986,658 14,993,329 44,979,988 22,489,994 11,244,997 33,734,992 16,867,496 8,433,748 4,216,874 2,108,437 6,325,312 3,162,656 1,581,328 790,664 395,332 197,666 98,833 296,500 148,250 74,125 222,376 111,188 55,594 27,797 83,392 41,696 20,848 10,424 5,212 2,606 1,303 3,910 1,955 5,866 2,933 8,800 4,400 2,200 1,100 550 275 826 413 1,240 620 310 155 466 233 700 350 175 526 263 790 395 1,186 593

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