3 × 11² × 17 × 71

Prime Factor Structure

Factorization String 3 × 11^2 × 17 × 71

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 689,472

Proper Divisor Sum 251,331

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #438133 ← → #438143

1 3 11 17 33 51 71 121 187 213 363 561 781 1,207 2,057 2,343 3,621 6,171 8,591 13,277 25,773 39,831 146,047 438,141

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

438,141 1,314,424 657,212 328,606 164,303 492,910 246,455 739,366 369,683 1,109,050 554,525 1,663,576 831,788 415,894 207,947 623,842 311,921 935,764 467,882 233,941 701,824 350,912 175,456 87,728 43,864 21,932 10,966 5,483 16,450 8,225 24,676 12,338 6,169 18,508 9,254 4,627 13,882 6,941 20,824 10,412 5,206 2,603 7,810 3,905 11,716 5,858 2,929 8,788 4,394 2,197 6,592 3,296 1,648 824 412 206 103 310 155 466

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