3 × 7 × 11 × 1811

Prime Factor Structure

Factorization String 3 × 7 × 11 × 1811

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 695,808

Proper Divisor Sum 277,467

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #418339 ← → #418343

1 3 7 11 21 33 77 231 1,811 5,433 12,677 19,921 38,031 59,763 139,447 418,341

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

418,341 1,255,024 627,512 313,756 156,878 78,439 235,318 117,659 352,978 176,489 529,468 264,734 132,367 397,102 198,551 595,654 297,827 893,482 446,741 1,340,224 670,112 335,056 167,528 83,764 41,882 20,941 62,824 31,412 15,706 7,853 23,560 11,780 5,890 2,945 8,836 4,418 2,209 6,628 3,314 1,657 4,972 2,486 1,243 3,730 1,865 5,596 2,798 1,399 4,198 2,099 6,298 3,149 9,448 4,724 2,362 1,181 3,544 1,772 886 443

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