2 × 3 × 7 × 139 × 257

Prime Factor Structure

Factorization String 2 × 3 × 7 × 139 × 257

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 3,467,520

Proper Divisor Sum 1,967,154

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #1500353 ← → #1500371

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

1,500,366 750,183 2,250,550 1,125,275 3,375,826 1,687,913 5,063,740 2,531,870 1,265,935 3,797,806 1,898,903 5,696,710 2,848,355 8,545,066 4,272,533 12,817,600 6,408,800 3,204,400 1,602,200 801,100 400,550 200,275 600,826 300,413 901,240 450,620 225,310 112,655 337,966 168,983 506,950 253,475 760,426 380,213 1,140,640 570,320 285,160 142,580 71,290 35,645 106,936 53,468 26,734 13,367 40,102 20,051 60,154 30,077 90,232 45,116 22,558 11,279 33,838 16,919 50,758 25,379 76,138 38,069 114,208 57,104

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