2⁴ × 19 × 43 × 661

Prime Factor Structure

Factorization String 2^4 × 19 × 43 × 661

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 40

Divisor Sum (σ) 18,059,360

Proper Divisor Sum 9,418,768

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #8640587 ← → #8640601

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

8,640,592 4,320,296 2,160,148 1,080,074 540,037 1,620,112 810,056 405,028 202,514 101,257 303,772 151,886 75,943 227,830 113,915 341,746 170,873 512,620 256,310 128,155 384,466 192,233 576,700 288,350 144,175 432,526 216,263 648,790 324,395 973,186 486,593 1,459,780 729,890 364,945 1,094,836 547,418 273,709 821,128 410,564 205,282 102,641 307,924 153,962 76,981 230,944 115,472 57,736 28,868 14,434 7,217 21,652 10,826 5,413 16,240 8,120 4,060 2,030 1,015 3,046 1,523

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