2 × 320141

Prime Factor Structure

Factorization String 2 × 320141

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 960,426

Proper Divisor Sum 320,144

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #640279 ← → #640303

1 2 320,141 640,282

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

640,282 320,141 960,424 480,212 240,106 120,053 360,160 180,080 90,040 45,020 22,510 11,255 33,766 16,883 50,650 25,325 75,976 37,988 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 1,204 602 301 904 452 226 113

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