3 × 5 × 7 × 11 × 13 × 19

Prime Factor Structure

Factorization String 3 × 5 × 7 × 11 × 13 × 19

Distinct Prime Factors 6

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 64

Divisor Sum (σ) 645,120

Proper Divisor Sum 359,835

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #285283 ← → #285287

1 3 5 7 11 13 15 19 21 33 35 39 55 57 65 77 91 95 105 133 143 165 195 209 231 247 273 285 385 399 429 455 627 665 715 741 1,001 1,045 1,155 1,235 1,365 1,463 1,729 1,995 2,145 2,717 3,003 3,135 3,705 4,389 5,005 5,187 7,315 8,151 8,645 13,585 15,015 19,019 21,945 25,935

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

285,285 855,856 427,928 213,964 106,982 53,491 160,474 80,237 240,712 120,356 60,178 30,089 90,268 45,134 22,567 67,702 33,851 101,554 50,777 152,332 76,166 38,083 114,250 57,125 171,376 85,688 42,844 21,422 10,711 32,134 16,067 48,202 24,101 72,304 36,152 18,076 9,038 4,519 13,558 6,779 20,338 10,169 30,508 15,254 7,627 22,882 11,441 34,324 17,162 8,581 25,744 12,872 6,436 3,218 1,609 4,828 2,414 1,207 3,622 1,811

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