21382091

Prime Factor Structure

Factorization String 21382091

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 21,382,092

Proper Divisor Sum 1

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #21382069 ← → #21382093

1 21,382,091

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

21,382,091 64,146,274 32,073,137 96,219,412 48,109,706 24,054,853 72,164,560 36,082,280 18,041,140 9,020,570 4,510,285 13,530,856 6,765,428 3,382,714 1,691,357 5,074,072 2,537,036 1,268,518 634,259 1,902,778 951,389 2,854,168 1,427,084 713,542 356,771 1,070,314 535,157 1,605,472 802,736 401,368 200,684 100,342 50,171 150,514 75,257 225,772 112,886 56,443 169,330 84,665 253,996 126,998 63,499 190,498 95,249 285,748 142,874 71,437 214,312 107,156 53,578 26,789 80,368 40,184 20,092 10,046 5,023 15,070 7,535 22,606

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