5² × 107 × 239

Prime Factor Structure

Factorization String 5^2 × 107 × 239

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 803,520

Proper Divisor Sum 164,195

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #639311 ← → #639329

1 5 25 107 239 535 1,195 2,675 5,975 25,573 127,865 639,325

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

639,325 1,917,976 958,988 479,494 239,747 719,242 359,621 1,078,864 539,432 269,716 134,858 67,429 202,288 101,144 50,572 25,286 12,643 37,930 18,965 56,896 28,448 14,224 7,112 3,556 1,778 889 2,668 1,334 667 2,002 1,001 3,004 1,502 751 2,254 1,127 3,382 1,691 5,074 2,537 7,612 3,806 1,903 5,710 2,855 8,566 4,283 12,850 6,425 19,276 9,638 4,819 14,458 7,229 21,688 10,844 5,422 2,711 8,134 4,067

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