3 × 5 × 42719

Prime Factor Structure

Factorization String 3 × 5 × 42719

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,025,280

Proper Divisor Sum 384,495

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #640777 ← → #640793

1 3 5 15 42,719 128,157 213,595 640,785

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

640,785 1,922,356 961,178 480,589 1,441,768 720,884 360,442 180,221 540,664 270,332 135,166 67,583 202,750 101,375 304,126 152,063 456,190 228,095 684,286 342,143 1,026,430 513,215 1,539,646 769,823 2,309,470 1,154,735 3,464,206 1,732,103 5,196,310 2,598,155 7,794,466 3,897,233 11,691,700 5,845,850 2,922,925 8,768,776 4,384,388 2,192,194 1,096,097 3,288,292 1,644,146 822,073 2,466,220 1,233,110 616,555 1,849,666 924,833 2,774,500 1,387,250 693,625 2,080,876 1,040,438 520,219 1,560,658 780,329 2,340,988 1,170,494 585,247 1,755,742 877,871

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