3 × 19 × 71 × 4051

Prime Factor Structure

Factorization String 3 × 19 × 71 × 4051

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 23,339,520

Proper Divisor Sum 6,945,123

Digit Sum / Digital Root 42 (Root: 6)

Adjacent Primes #16394393 ← → #16394419

1 3 19 57 71 213 1,349 4,047 4,051 12,153 76,969 230,907 287,621 862,863 5,464,799 16,394,397

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

16,394,397 49,183,192 24,591,596 12,295,798 6,147,899 18,443,698 9,221,849 27,665,548 13,832,774 6,916,387 20,749,162 10,374,581 31,123,744 15,561,872 7,780,936 3,890,468 1,945,234 972,617 2,917,852 1,458,926 729,463 2,188,390 1,094,195 3,282,586 1,641,293 4,923,880 2,461,940 1,230,970 615,485 1,846,456 923,228 461,614 230,807 692,422 346,211 1,038,634 519,317 1,557,952 778,976 389,488 194,744 97,372 48,686 24,343 73,030 36,515 109,546 54,773 164,320 82,160 41,080 20,540 10,270 5,135 15,406 7,703 23,110 11,555 34,666 17,333

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