2³ × 3 × 891491

Prime Factor Structure

Factorization String 2^3 × 3 × 891491

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 53,489,520

Proper Divisor Sum 32,093,736

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #21395783 ← → #21395791

1 2 3 4 6 8 12 24 891,491 1,782,982 2,674,473 3,565,964 5,348,946 7,131,928 10,697,892 21,395,784

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

21,395,784 10,697,892 5,348,946 2,674,473 8,023,420 4,011,710 2,005,855 6,017,566 3,008,783 9,026,350 4,513,175 13,539,526 6,769,763 20,309,290 10,154,645 30,463,936 15,231,968 7,615,984 3,807,992 1,903,996 951,998 475,999 1,427,998 713,999 2,141,998 1,070,999 3,212,998 1,606,499 4,819,498 2,409,749 7,229,248 3,614,624 1,807,312 903,656 451,828 225,914 112,957 338,872 169,436 84,718 42,359 127,078 63,539 190,618 95,309 285,928 142,964 71,482 35,741 107,224 53,612 26,806 13,403 40,210 20,105 60,316 30,158 15,079 45,238 22,619

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