3 × 5 × 17 × 257

Prime Factor Structure

Factorization String 3 × 5 × 17 × 257

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 111,456

Proper Divisor Sum 45,921

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #65521 ← → #65537

1 3 5 15 17 51 85 255 257 771 1,285 3,855 4,369 13,107 21,845 65,535

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

65,535 196,606 98,303 294,910 147,455 442,366 221,183 663,550 331,775 995,326 497,663 1,492,990 746,495 2,239,486 1,119,743 3,359,230 1,679,615 5,038,846 2,519,423 7,558,270 3,779,135 11,337,406 5,668,703 17,006,110 8,503,055 25,509,166 12,754,583 38,263,750 19,131,875 57,395,626 28,697,813 86,093,440 43,046,720 21,523,360 10,761,680 5,380,840 2,690,420 1,345,210 672,605 2,017,816 1,008,908 504,454 252,227 756,682 378,341 1,135,024 567,512 283,756 141,878 70,939 212,818 106,409 319,228 159,614 79,807 239,422 119,711 359,134 179,567 538,702

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