3 × 7 × 19 × 1039

Prime Factor Structure

Factorization String 3 × 7 × 19 × 1039

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 665,600

Proper Divisor Sum 251,039

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #414559 ← → #414571

1 3 7 19 21 57 133 399 1,039 3,117 7,273 19,741 21,819 59,223 138,187 414,561

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

414,561 1,243,684 621,842 310,921 932,764 466,382 233,191 699,574 349,787 1,049,362 524,681 1,574,044 787,022 393,511 1,180,534 590,267 1,770,802 885,401 2,656,204 1,328,102 664,051 1,992,154 996,077 2,988,232 1,494,116 747,058 373,529 1,120,588 560,294 280,147 840,442 420,221 1,260,664 630,332 315,166 157,583 472,750 236,375 709,126 354,563 1,063,690 531,845 1,595,536 797,768 398,884 199,442 99,721 299,164 149,582 74,791 224,374 112,187 336,562 168,281 504,844 252,422 126,211 378,634 189,317 567,952

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