2 × 3² × 13 × 91297

Prime Factor Structure

Factorization String 2 × 3^2 × 13 × 91297

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 49,848,708

Proper Divisor Sum 28,485,210

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #21363497 ← → #21363593

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

21,363,498 10,681,749 32,045,248 16,022,624 8,011,312 4,005,656 2,002,828 1,001,414 500,707 1,502,122 751,061 2,253,184 1,126,592 563,296 281,648 140,824 70,412 35,206 17,603 52,810 26,405 79,216 39,608 19,804 9,902 4,951 14,854 7,427 22,282 11,141 33,424 16,712 8,356 4,178 2,089 6,268 3,134 1,567 4,702 2,351 7,054 3,527 10,582 5,291 15,874 7,937 23,812 11,906 5,953 17,860 8,930 4,465 13,396 6,698 3,349 10,048 5,024 2,512 1,256 628

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