3 × 7 × 401 × 421

Prime Factor Structure

Factorization String 3 × 7 × 401 × 421

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,428,608

Proper Divisor Sum 1,883,367

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #3545239 ← → #3545249

1 3 7 21 401 421 1,203 1,263 2,807 2,947 8,421 8,841 168,821 506,463 1,181,747 3,545,241

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

3,545,241 10,635,724 5,317,862 2,658,931 7,976,794 3,988,397 11,965,192 5,982,596 2,991,298 1,495,649 4,486,948 2,243,474 1,121,737 3,365,212 1,682,606 841,303 2,523,910 1,261,955 3,785,866 1,892,933 5,678,800 2,839,400 1,419,700 709,850 354,925 1,064,776 532,388 266,194 133,097 399,292 199,646 99,823 299,470 149,735 449,206 224,603 673,810 336,905 1,010,716 505,358 252,679 758,038 379,019 1,137,058 568,529 1,705,588 852,794 426,397 1,279,192 639,596 319,798 159,899 479,698 239,849 719,548 359,774 179,887 539,662 269,831 809,494

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