2 × 7 × 137 × 199

Prime Factor Structure

Factorization String 2 × 7 × 137 × 199

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 662,400

Proper Divisor Sum 280,718

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #381673 ← → #381697

1 2 7 14 137 199 274 398 959 1,393 1,918 2,786 27,263 54,526 190,841 381,682

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

381,682 190,841 572,524 286,262 143,131 429,394 214,697 644,092 322,046 161,023 483,070 241,535 724,606 362,303 1,086,910 543,455 1,630,366 815,183 2,445,550 1,222,775 3,668,326 1,834,163 5,502,490 2,751,245 8,253,736 4,126,868 2,063,434 1,031,717 3,095,152 1,547,576 773,788 386,894 193,447 580,342 290,171 870,514 435,257 1,305,772 652,886 326,443 979,330 489,665 1,468,996 734,498 367,249 1,101,748 550,874 275,437 826,312 413,156 206,578 103,289 309,868 154,934 77,467 232,402 116,201 348,604 174,302 87,151

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