3 × 11² × 29 × 61

Prime Factor Structure

Factorization String 3 × 11^2 × 29 × 61

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 989,520

Proper Divisor Sum 347,373

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #642133 ← → #642149

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

642,147 1,926,442 963,221 2,889,664 1,444,832 722,416 361,208 180,604 90,302 45,151 135,454 67,727 203,182 101,591 304,774 152,387 457,162 228,581 685,744 342,872 171,436 85,718 42,859 128,578 64,289 192,868 96,434 48,217 144,652 72,326 36,163 108,490 54,245 162,736 81,368 40,684 20,342 10,171 30,514 15,257 45,772 22,886 11,443 34,330 17,165 51,496 25,748 12,874 6,437 19,312 9,656 4,828 2,414 1,207 3,622 1,811 5,434 2,717 8,152 4,076

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