2 × 5² × 425813

Prime Factor Structure

Factorization String 2 × 5^2 × 425813

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 39,600,702

Proper Divisor Sum 18,310,052

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #21290641 ← → #21290653

1 2 5 10 25 50 425,813 851,626 2,129,065 4,258,130 10,645,325 21,290,650

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

21,290,650 10,645,325 31,935,976 15,967,988 7,983,994 3,991,997 11,975,992 5,987,996 2,993,998 1,496,999 4,490,998 2,245,499 6,736,498 3,368,249 10,104,748 5,052,374 2,526,187 7,578,562 3,789,281 11,367,844 5,683,922 2,841,961 8,525,884 4,262,942 2,131,471 6,394,414 3,197,207 9,591,622 4,795,811 14,387,434 7,193,717 21,581,152 10,790,576 5,395,288 2,697,644 1,348,822 674,411 2,023,234 1,011,617 3,034,852 1,517,426 758,713 2,276,140 1,138,070 569,035 1,707,106 853,553 2,560,660 1,280,330 640,165 1,920,496 960,248 480,124 240,062 120,031 360,094 180,047 540,142 270,071 810,214

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