3 × 7 × 18973

Prime Factor Structure

Factorization String 3 × 7 × 18973

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 607,168

Proper Divisor Sum 208,735

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #398423 ← → #398441

1 3 7 21 18,973 56,919 132,811 398,433

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

398,433 1,195,300 597,650 298,825 896,476 448,238 224,119 672,358 336,179 1,008,538 504,269 1,512,808 756,404 378,202 189,101 567,304 283,652 141,826 70,913 212,740 106,370 53,185 159,556 79,778 39,889 119,668 59,834 29,917 89,752 44,876 22,438 11,219 33,658 16,829 50,488 25,244 12,622 6,311 18,934 9,467 28,402 14,201 42,604 21,302 10,651 31,954 15,977 47,932 23,966 11,983 35,950 17,975 53,926 26,963 80,890 40,445 121,336 60,668 30,334 15,167

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