13 × 67 × 509

Prime Factor Structure

Factorization String 13 × 67 × 509

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 485,520

Proper Divisor Sum 42,181

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #443293 ← → #443341

1 13 67 509 871 6,617 34,103 443,339

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

443,339 1,330,018 665,009 1,995,028 997,514 498,757 1,496,272 748,136 374,068 187,034 93,517 280,552 140,276 70,138 35,069 105,208 52,604 26,302 13,151 39,454 19,727 59,182 29,591 88,774 44,387 133,162 66,581 199,744 99,872 49,936 24,968 12,484 6,242 3,121 9,364 4,682 2,341 7,024 3,512 1,756 878 439 1,318 659 1,978 989 2,968 1,484 742 371 1,114 557 1,672 836 418 209 628 314 157 472

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