3 × 5 × 42643

Prime Factor Structure

Factorization String 3 × 5 × 42643

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,023,456

Proper Divisor Sum 383,811

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #639637 ← → #639647

1 3 5 15 42,643 127,929 213,215 639,645

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

639,645 1,918,936 959,468 479,734 239,867 719,602 359,801 1,079,404 539,702 269,851 809,554 404,777 1,214,332 607,166 303,583 910,750 455,375 1,366,126 683,063 2,049,190 1,024,595 3,073,786 1,536,893 4,610,680 2,305,340 1,152,670 576,335 1,729,006 864,503 2,593,510 1,296,755 3,890,266 1,945,133 5,835,400 2,917,700 1,458,850 729,425 2,188,276 1,094,138 547,069 1,641,208 820,604 410,302 205,151 615,454 307,727 923,182 461,591 1,384,774 692,387 2,077,162 1,038,581 3,115,744 1,557,872 778,936 389,468 194,734 97,367 292,102 146,051

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