2⁷ × 13 × 397

Prime Factor Structure

Factorization String 2^7 × 13 × 397

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 1,420,860

Proper Divisor Sum 760,252

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #660607 ← → #660617

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

660,608 330,304 165,152 82,576 41,288 20,644 10,322 5,161 15,484 7,742 3,871 11,614 5,807 17,422 8,711 26,134 13,067 39,202 19,601 58,804 29,402 14,701 44,104 22,052 11,026 5,513 16,540 8,270 4,135 12,406 6,203 18,610 9,305 27,916 13,958 6,979 20,938 10,469 31,408 15,704 7,852 3,926 1,963 5,890 2,945 8,836 4,418 2,209 6,628 3,314 1,657 4,972 2,486 1,243 3,730 1,865 5,596 2,798 1,399 4,198

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