3² × 71569

Prime Factor Structure

Factorization String 3^2 × 71569

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 930,410

Proper Divisor Sum 286,289

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #644117 ← → #644123

1 3 9 71,569 214,707 644,121

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

644,121 1,932,364 966,182 483,091 1,449,274 724,637 2,173,912 1,086,956 543,478 271,739 815,218 407,609 1,222,828 611,414 305,707 917,122 458,561 1,375,684 687,842 343,921 1,031,764 515,882 257,941 773,824 386,912 193,456 96,728 48,364 24,182 12,091 36,274 18,137 54,412 27,206 13,603 40,810 20,405 61,216 30,608 15,304 7,652 3,826 1,913 5,740 2,870 1,435 4,306 2,153 6,460 3,230 1,615 4,846 2,423 7,270 3,635 10,906 5,453 16,360 8,180 4,090

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