7 × 19 × 71 × 397

Prime Factor Structure

Factorization String 7 × 19 × 71 × 397

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 4,584,960

Proper Divisor Sum 836,089

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #3748867 ← → #3748879

1 7 19 71 133 397 497 1,349 2,779 7,543 9,443 28,187 52,801 197,309 535,553 3,748,871

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

3,748,871 11,246,614 5,623,307 16,869,922 8,434,961 25,304,884 12,652,442 6,326,221 18,978,664 9,489,332 4,744,666 2,372,333 7,117,000 3,558,500 1,779,250 889,625 2,668,876 1,334,438 667,219 2,001,658 1,000,829 3,002,488 1,501,244 750,622 375,311 1,125,934 562,967 1,688,902 844,451 2,533,354 1,266,677 3,800,032 1,900,016 950,008 475,004 237,502 118,751 356,254 178,127 534,382 267,191 801,574 400,787 1,202,362 601,181 1,803,544 901,772 450,886 225,443 676,330 338,165 1,014,496 507,248 253,624 126,812 63,406 31,703 95,110 47,555 142,666

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