2⁵ × 20011

Prime Factor Structure

Factorization String 2^5 × 20011

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,260,756

Proper Divisor Sum 620,404

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #640333 ← → #640363

1 2 4 8 16 32 20,011 40,022 80,044 160,088 320,176 640,352

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

640,352 320,176 160,088 80,044 40,022 20,011 60,034 30,017 90,052 45,026 22,513 67,540 33,770 16,885 50,656 25,328 12,664 6,332 3,166 1,583 4,750 2,375 7,126 3,563 10,690 5,345 16,036 8,018 4,009 12,028 6,014 3,007 9,022 4,511 13,534 6,767 20,302 10,151 30,454 15,227 45,682 22,841 68,524 34,262 17,131 51,394 25,697 77,092 38,546 19,273 57,820 28,910 14,455 43,366 21,683 65,050 32,525 97,576 48,788 24,394

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