3² × 7² × 17 × 89

Prime Factor Structure

Factorization String 3^2 × 7^2 × 17 × 89

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 1,200,420

Proper Divisor Sum 533,187

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #667229 ← → #667241

1 3 7 9 17 21 49 51 63 89 119 147 153 267 357 441 623 801 833 1,071 1,513 1,869 2,499 4,361 4,539 5,607 7,497 10,591 13,083 13,617 31,773 39,249 74,137 95,319 222,411 667,233

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

667,233 2,001,700 1,000,850 500,425 1,501,276 750,638 375,319 1,125,958 562,979 1,688,938 844,469 2,533,408 1,266,704 633,352 316,676 158,338 79,169 237,508 118,754 59,377 178,132 89,066 44,533 133,600 66,800 33,400 16,700 8,350 4,175 12,526 6,263 18,790 9,395 28,186 14,093 42,280 21,140 10,570 5,285 15,856 7,928 3,964 1,982 991 2,974 1,487 4,462 2,231 6,694 3,347 10,042 5,021 15,064 7,532 3,766 1,883 5,650 2,825 8,476 4,238

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