2 × 321851

Prime Factor Structure

Factorization String 2 × 321851

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 965,556

Proper Divisor Sum 321,854

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #643697 ← → #643703

1 2 321,851 643,702

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

643,702 321,851 965,554 482,777 1,448,332 724,166 362,083 1,086,250 543,125 1,629,376 814,688 407,344 203,672 101,836 50,918 25,459 76,378 38,189 114,568 57,284 28,642 14,321 42,964 21,482 10,741 32,224 16,112 8,056 4,028 2,014 1,007 3,022 1,511 4,534 2,267 6,802 3,401 10,204 5,102 2,551 7,654 3,827 11,482 5,741 17,224 8,612 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.