2² × 7 × 7621

Prime Factor Structure

Factorization String 2^2 × 7 × 7621

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 426,832

Proper Divisor Sum 213,444

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #213383 ← → #213391

1 2 4 7 14 28 7,621 15,242 30,484 53,347 106,694 213,388

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

213,388 106,694 53,347 160,042 80,021 240,064 120,032 60,016 30,008 15,004 7,502 3,751 11,254 5,627 16,882 8,441 25,324 12,662 6,331 18,994 9,497 28,492 14,246 7,123 21,370 10,685 32,056 16,028 8,014 4,007 12,022 6,011 18,034 9,017 27,052 13,526 6,763 20,290 10,145 30,436 15,218 7,609 22,828 11,414 5,707 17,122 8,561 25,684 12,842 6,421 19,264 9,632 4,816 2,408 1,204 602 301 904 452 226

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