2 × 217781

Prime Factor Structure

Factorization String 2 × 217781

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 653,346

Proper Divisor Sum 217,784

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #435559 ← → #435563

1 2 217,781 435,562

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

435,562 217,781 653,344 326,672 163,336 81,668 40,834 20,417 61,252 30,626 15,313 45,940 22,970 11,485 34,456 17,228 8,614 4,307 12,922 6,461 19,384 9,692 4,846 2,423 7,270 3,635 10,906 5,453 16,360 8,180 4,090 2,045 6,136 3,068 1,534 767 2,302 1,151 3,454 1,727 5,182 2,591 7,774 3,887 11,662 5,831 17,494 8,747 26,242 13,121 39,364 19,682 9,841 29,524 14,762 7,381 22,144 11,072 5,536 2,768

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