5 × 128659

Prime Factor Structure

Factorization String 5 × 128659

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 771,960

Proper Divisor Sum 128,665

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #643273 ← → #643301

1 5 128,659 643,295

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

643,295 1,929,886 964,943 2,894,830 1,447,415 4,342,246 2,171,123 6,513,370 3,256,685 9,770,056 4,885,028 2,442,514 1,221,257 3,663,772 1,831,886 915,943 2,747,830 1,373,915 4,121,746 2,060,873 6,182,620 3,091,310 1,545,655 4,636,966 2,318,483 6,955,450 3,477,725 10,433,176 5,216,588 2,608,294 1,304,147 3,912,442 1,956,221 5,868,664 2,934,332 1,467,166 733,583 2,200,750 1,100,375 3,301,126 1,650,563 4,951,690 2,475,845 7,427,536 3,713,768 1,856,884 928,442 464,221 1,392,664 696,332 348,166 174,083 522,250 261,125 783,376 391,688 195,844 97,922 48,961 146,884

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