5² × 17 × 607

Prime Factor Structure

Factorization String 5^2 × 17 × 607

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 339,264

Proper Divisor Sum 81,289

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #257953 ← → #257981

1 5 17 25 85 425 607 3,035 10,319 15,175 51,595 257,975

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

257,975 773,926 386,963 1,160,890 580,445 1,741,336 870,668 435,334 217,667 653,002 326,501 979,504 489,752 244,876 122,438 61,219 183,658 91,829 275,488 137,744 68,872 34,436 17,218 8,609 25,828 12,914 6,457 19,372 9,686 4,843 14,530 7,265 21,796 10,898 5,449 16,348 8,174 4,087 12,262 6,131 18,394 9,197 27,592 13,796 6,898 3,449 10,348 5,174 2,587 7,762 3,881 11,644 5,822 2,911 8,734 4,367 13,102 6,551 19,654 9,827

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