13 × 197 × 211

Prime Factor Structure

Factorization String 13 × 197 × 211

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 587,664

Proper Divisor Sum 47,293

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #540367 ← → #540373

1 13 197 211 2,561 2,743 41,567 540,371

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

540,371 1,621,114 810,557 2,431,672 1,215,836 607,918 303,959 911,878 455,939 1,367,818 683,909 2,051,728 1,025,864 512,932 256,466 128,233 384,700 192,350 96,175 288,526 144,263 432,790 216,395 649,186 324,593 973,780 486,890 243,445 730,336 365,168 182,584 91,292 45,646 22,823 68,470 34,235 102,706 51,353 154,060 77,030 38,515 115,546 57,773 173,320 86,660 43,330 21,665 64,996 32,498 16,249 48,748 24,374 12,187 36,562 18,281 54,844 27,422 13,711 41,134 20,567

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