3 × 5 × 19 × 1811

Prime Factor Structure

Factorization String 3 × 5 × 19 × 1811

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 869,760

Proper Divisor Sum 353,625

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #516127 ← → #516151

1 3 5 15 19 57 95 285 1,811 5,433 9,055 27,165 34,409 103,227 172,045 516,135

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

516,135 1,548,406 774,203 2,322,610 1,161,305 3,483,916 1,741,958 870,979 2,612,938 1,306,469 3,919,408 1,959,704 979,852 489,926 244,963 734,890 367,445 1,102,336 551,168 275,584 137,792 68,896 34,448 17,224 8,612 4,306 2,153 6,460 3,230 1,615 4,846 2,423 7,270 3,635 10,906 5,453 16,360 8,180 4,090 2,045 6,136 3,068 1,534 767 2,302 1,151 3,454 1,727 5,182 2,591 7,774 3,887 11,662 5,831 17,494 8,747 26,242 13,121 39,364 19,682

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