2² × 5 × 328067

Prime Factor Structure

Factorization String 2^2 × 5 × 328067

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 13,778,856

Proper Divisor Sum 7,217,516

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #6561319 ← → #6561383

1 2 4 5 10 20 328,067 656,134 1,312,268 1,640,335 3,280,670 6,561,340

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

6,561,340 3,280,670 1,640,335 4,921,006 2,460,503 7,381,510 3,690,755 11,072,266 5,536,133 16,608,400 8,304,200 4,152,100 2,076,050 1,038,025 3,114,076 1,557,038 778,519 2,335,558 1,167,779 3,503,338 1,751,669 5,255,008 2,627,504 1,313,752 656,876 328,438 164,219 492,658 246,329 738,988 369,494 184,747 554,242 277,121 831,364 415,682 207,841 623,524 311,762 155,881 467,644 233,822 116,911 350,734 175,367 526,102 263,051 789,154 394,577 1,183,732 591,866 295,933 887,800 443,900 221,950 110,975 332,926 166,463 499,390 249,695

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