3 × 7 × 43 × 47

Prime Factor Structure

Factorization String 3 × 7 × 43 × 47

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 67,584

Proper Divisor Sum 25,143

Digit Sum / Digital Root 15 (Root: 6)

Adjacent Primes #42437 ← → #42443

1 3 7 21 43 47 129 141 301 329 903 987 2,021 6,063 14,147 42,441

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

42,441 127,324 63,662 31,831 95,494 47,747 143,242 71,621 214,864 107,432 53,716 26,858 13,429 40,288 20,144 10,072 5,036 2,518 1,259 3,778 1,889 5,668 2,834 1,417 4,252 2,126 1,063 3,190 1,595 4,786 2,393 7,180 3,590 1,795 5,386 2,693 8,080 4,040 2,020 1,010 505 1,516 758 379 1,138 569 1,708 854 427 1,282 641 1,924 962 481 1,444 722 361 1,084 542 271

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