389 × 51521

Prime Factor Structure

Factorization String 389 × 51521

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 20,093,580

Proper Divisor Sum 51,911

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #20041649 ← → #20041673

1 389 51,521 20,041,669

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

20,041,669 60,125,008 30,062,504 15,031,252 7,515,626 3,757,813 11,273,440 5,636,720 2,818,360 1,409,180 704,590 352,295 1,056,886 528,443 1,585,330 792,665 2,377,996 1,188,998 594,499 1,783,498 891,749 2,675,248 1,337,624 668,812 334,406 167,203 501,610 250,805 752,416 376,208 188,104 94,052 47,026 23,513 70,540 35,270 17,635 52,906 26,453 79,360 39,680 19,840 9,920 4,960 2,480 1,240 620 310 155 466 233 700 350 175 526 263 790 395 1,186 593

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