7² × 13² × 47

Prime Factor Structure

Factorization String 7^2 × 13^2 × 47

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 500,688

Proper Divisor Sum 111,481

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #389189 ← → #389219

1 7 13 47 49 91 169 329 611 637 1,183 2,303 4,277 7,943 8,281 29,939 55,601 389,207

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

389,207 1,167,622 583,811 1,751,434 875,717 2,627,152 1,313,576 656,788 328,394 164,197 492,592 246,296 123,148 61,574 30,787 92,362 46,181 138,544 69,272 34,636 17,318 8,659 25,978 12,989 38,968 19,484 9,742 4,871 14,614 7,307 21,922 10,961 32,884 16,442 8,221 24,664 12,332 6,166 3,083 9,250 4,625 13,876 6,938 3,469 10,408 5,204 2,602 1,301 3,904 1,952 976 488 244 122 61 184 92 46 23 70

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