2³ × 5 × 7 × 75211

Prime Factor Structure

Factorization String 2^3 × 5 × 7 × 75211

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 54,152,640

Proper Divisor Sum 33,093,560

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #21059063 ← → #21059081

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

21,059,080 10,529,540 5,264,770 2,632,385 7,897,156 3,948,578 1,974,289 5,922,868 2,961,434 1,480,717 4,442,152 2,221,076 1,110,538 555,269 1,665,808 832,904 416,452 208,226 104,113 312,340 156,170 78,085 234,256 117,128 58,564 29,282 14,641 43,924 21,962 10,981 32,944 16,472 8,236 4,118 2,059 6,178 3,089 9,268 4,634 2,317 6,952 3,476 1,738 869 2,608 1,304 652 326 163 490 245 736 368 184 92 46 23 70 35 106

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