13 × 19 × 2089

Prime Factor Structure

Factorization String 13 × 19 × 2089

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 585,200

Proper Divisor Sum 69,217

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #515969 ← → #515993

1 13 19 247 2,089 27,157 39,691 515,983

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

515,983 1,547,950 773,975 2,321,926 1,160,963 3,482,890 1,741,445 5,224,336 2,612,168 1,306,084 653,042 326,521 979,564 489,782 244,891 734,674 367,337 1,102,012 551,006 275,503 826,510 413,255 1,239,766 619,883 1,859,650 929,825 2,789,476 1,394,738 697,369 2,092,108 1,046,054 523,027 1,569,082 784,541 2,353,624 1,176,812 588,406 294,203 882,610 441,305 1,323,916 661,958 330,979 992,938 496,469 1,489,408 744,704 372,352 186,176 93,088 46,544 23,272 11,636 5,818 2,909 8,728 4,364 2,182 1,091 3,274

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