3 × 7 × 43 × 239

Prime Factor Structure

Factorization String 3 × 7 × 43 × 239

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 337,920

Proper Divisor Sum 122,103

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #215801 ← → #215827

1 3 7 21 43 129 239 301 717 903 1,673 5,019 10,277 30,831 71,939 215,817

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

215,817 647,452 323,726 161,863 485,590 242,795 728,386 364,193 1,092,580 546,290 273,145 819,436 409,718 204,859 614,578 307,289 921,868 460,934 230,467 691,402 345,701 1,037,104 518,552 259,276 129,638 64,819 194,458 97,229 291,688 145,844 72,922 36,461 109,384 54,692 27,346 13,673 41,020 20,510 10,255 30,766 15,383 46,150 23,075 69,226 34,613 103,840 51,920 25,960 12,980 6,490 3,245 9,736 4,868 2,434 1,217 3,652 1,826 913 2,740 1,370

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