2 × 3 × 5² × 17 × 8389

Prime Factor Structure

Factorization String 2 × 3 × 5^2 × 17 × 8389

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 56,179,440

Proper Divisor Sum 34,787,490

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #21391949 ← → #21391987

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

21,391,950 10,695,975 32,087,926 16,043,963 48,131,890 24,065,945 72,197,836 36,098,918 18,049,459 54,148,378 27,074,189 81,222,568 40,611,284 20,305,642 10,152,821 30,458,464 15,229,232 7,614,616 3,807,308 1,903,654 951,827 2,855,482 1,427,741 4,283,224 2,141,612 1,070,806 535,403 1,606,210 803,105 2,409,316 1,204,658 602,329 1,806,988 903,494 451,747 1,355,242 677,621 2,032,864 1,016,432 508,216 254,108 127,054 63,527 190,582 95,291 285,874 142,937 428,812 214,406 107,203 321,610 160,805 482,416 241,208 120,604 60,302 30,151 90,454 45,227 135,682

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