21398873

Prime Factor Structure

Factorization String 21398873

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 21,398,874

Proper Divisor Sum 1

Digit Sum / Digital Root 41 (Root: 5)

Adjacent Primes #21398849 ← → #21398899

1 21,398,873

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

21,398,873 64,196,620 32,098,310 16,049,155 48,147,466 24,073,733 72,221,200 36,110,600 18,055,300 9,027,650 4,513,825 13,541,476 6,770,738 3,385,369 10,156,108 5,078,054 2,539,027 7,617,082 3,808,541 11,425,624 5,712,812 2,856,406 1,428,203 4,284,610 2,142,305 6,426,916 3,213,458 1,606,729 4,820,188 2,410,094 1,205,047 3,615,142 1,807,571 5,422,714 2,711,357 8,134,072 4,067,036 2,033,518 1,016,759 3,050,278 1,525,139 4,575,418 2,287,709 6,863,128 3,431,564 1,715,782 857,891 2,573,674 1,286,837 3,860,512 1,930,256 965,128 482,564 241,282 120,641 361,924 180,962 90,481 271,444 135,722

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