5² × 8537

Prime Factor Structure

Factorization String 5^2 × 8537

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 264,678

Proper Divisor Sum 51,253

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #213407 ← → #213449

1 5 25 8,537 42,685 213,425

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

213,425 640,276 320,138 160,069 480,208 240,104 120,052 60,026 30,013 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

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