2 × 7² × 19² × 43

Prime Factor Structure

Factorization String 2 × 7^2 × 19^2 × 43

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 2,866,644

Proper Divisor Sum 1,345,390

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #1521241 ← → #1521269

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

1,521,254 760,627 2,281,882 1,140,941 3,422,824 1,711,412 855,706 427,853 1,283,560 641,780 320,890 160,445 481,336 240,668 120,334 60,167 180,502 90,251 270,754 135,377 406,132 203,066 101,533 304,600 152,300 76,150 38,075 114,226 57,113 171,340 85,670 42,835 128,506 64,253 192,760 96,380 48,190 24,095 72,286 36,143 108,430 54,215 162,646 81,323 243,970 121,985 365,956 182,978 91,489 274,468 137,234 68,617 205,852 102,926 51,463 154,390 77,195 231,586 115,793 347,380

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