13 × 19 × 67

Prime Factor Structure

Factorization String 13 × 19 × 67

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 19,040

Proper Divisor Sum 2,491

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #16547 ← → #16553

1 13 19 67 247 871 1,273 16,549

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

16,549 49,648 24,824 12,412 6,206 3,103 9,310 4,655 13,966 6,983 20,950 10,475 31,426 15,713 47,140 23,570 11,785 35,356 17,678 8,839 26,518 13,259 39,778 19,889 59,668 29,834 14,917 44,752 22,376 11,188 5,594 2,797 8,392 4,196 2,098 1,049 3,148 1,574 787 2,362 1,181 3,544 1,772 886 443 1,330 665 1,996 998 499 1,498 749 2,248 1,124 562 281 844 422 211 634

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