3² × 7² × 23 × 71

Prime Factor Structure

Factorization String 3^2 × 7^2 × 23 × 71

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 1,280,448

Proper Divisor Sum 560,295

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #720151 ← → #720173

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

720,153 2,160,460 1,080,230 540,115 1,620,346 810,173 2,430,520 1,215,260 607,630 303,815 911,446 455,723 1,367,170 683,585 2,050,756 1,025,378 512,689 1,538,068 769,034 384,517 1,153,552 576,776 288,388 144,194 72,097 216,292 108,146 54,073 162,220 81,110 40,555 121,666 60,833 182,500 91,250 45,625 136,876 68,438 34,219 102,658 51,329 153,988 76,994 38,497 115,492 57,746 28,873 86,620 43,310 21,655 64,966 32,483 97,450 48,725 146,176 73,088 36,544 18,272 9,136 4,568

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