3² × 5² × 7 × 419

Prime Factor Structure

Factorization String 3^2 × 5^2 × 7 × 419

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 1,354,080

Proper Divisor Sum 694,155

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #659917 ← → #659941

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

659,925 1,979,776 989,888 494,944 247,472 123,736 61,868 30,934 15,467 46,402 23,201 69,604 34,802 17,401 52,204 26,102 13,051 39,154 19,577 58,732 29,366 14,683 44,050 22,025 66,076 33,038 16,519 49,558 24,779 74,338 37,169 111,508 55,754 27,877 83,632 41,816 20,908 10,454 5,227 15,682 7,841 23,524 11,762 5,881 17,644 8,822 4,411 13,234 6,617 19,852 9,926 4,963 14,890 7,445 22,336 11,168 5,584 2,792 1,396 698

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