2 × 17 × 619979

Prime Factor Structure

Factorization String 2 × 17 × 619979

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 33,478,920

Proper Divisor Sum 12,399,634

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #21079271 ← → #21079297

1 2 17 34 619,979 1,239,958 10,539,643 21,079,286

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

21,079,286 10,539,643 31,618,930 15,809,465 47,428,396 23,714,198 11,857,099 35,571,298 17,785,649 53,356,948 26,678,474 13,339,237 40,017,712 20,008,856 10,004,428 5,002,214 2,501,107 7,503,322 3,751,661 11,254,984 5,627,492 2,813,746 1,406,873 4,220,620 2,110,310 1,055,155 3,165,466 1,582,733 4,748,200 2,374,100 1,187,050 593,525 1,780,576 890,288 445,144 222,572 111,286 55,643 166,930 83,465 250,396 125,198 62,599 187,798 93,899 281,698 140,849 422,548 211,274 105,637 316,912 158,456 79,228 39,614 19,807 59,422 29,711 89,134 44,567 133,702

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