2 × 7 × 173 × 347

Prime Factor Structure

Factorization String 2 × 7 × 173 × 347

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,453,248

Proper Divisor Sum 612,814

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #840353 ← → #840439

1 2 7 14 173 346 347 694 1,211 2,422 2,429 4,858 60,031 120,062 420,217 840,434

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

840,434 420,217 1,260,652 630,326 315,163 945,490 472,745 1,418,236 709,118 354,559 1,063,678 531,839 1,595,518 797,759 2,393,278 1,196,639 3,589,918 1,794,959 5,384,878 2,692,439 8,077,318 4,038,659 12,115,978 6,057,989 18,173,968 9,086,984 4,543,492 2,271,746 1,135,873 3,407,620 1,703,810 851,905 2,555,716 1,277,858 638,929 1,916,788 958,394 479,197 1,437,592 718,796 359,398 179,699 539,098 269,549 808,648 404,324 202,162 101,081 303,244 151,622 75,811 227,434 113,717 341,152 170,576 85,288 42,644 21,322 10,661 31,984

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