2⁴ × 7 × 190261

Prime Factor Structure

Factorization String 2^4 × 7 × 190261

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 20

Divisor Sum (σ) 47,184,976

Proper Divisor Sum 25,875,744

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #21309221 ← → #21309257

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

21,309,232 10,654,616 5,327,308 2,663,654 1,331,827 3,995,482 1,997,741 5,993,224 2,996,612 1,498,306 749,153 2,247,460 1,123,730 561,865 1,685,596 842,798 421,399 1,264,198 632,099 1,896,298 948,149 2,844,448 1,422,224 711,112 355,556 177,778 88,889 266,668 133,334 66,667 200,002 100,001 300,004 150,002 75,001 225,004 112,502 56,251 168,754 84,377 253,132 126,566 63,283 189,850 94,925 284,776 142,388 71,194 35,597 106,792 53,396 26,698 13,349 40,048 20,024 10,012 5,006 2,503 7,510 3,755

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