3² × 7 × 13 × 17 × 23

Prime Factor Structure

Factorization String 3^2 × 7 × 13 × 17 × 23

Distinct Prime Factors 5

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 628,992

Proper Divisor Sum 308,763

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #320219 ← → #320237

1 3 7 9 13 17 21 23 39 51 63 69 91 117 119 153 161 207 221 273 299 357 391 483 663 819 897 1,071 1,173 1,449 1,547 1,989 2,093 2,691 2,737 3,519 4,641 5,083 6,279 8,211 13,923 15,249 18,837 24,633 35,581 45,747 106,743 320,229

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

320,229 960,688 480,344 240,172 120,086 60,043 180,130 90,065 270,196 135,098 67,549 202,648 101,324 50,662 25,331 75,994 37,997 113,992 56,996 28,498 14,249 42,748 21,374 10,687 32,062 16,031 48,094 24,047 72,142 36,071 108,214 54,107 162,322 81,161 243,484 121,742 60,871 182,614 91,307 273,922 136,961 410,884 205,442 102,721 308,164 154,082 77,041 231,124 115,562 57,781 173,344 86,672 43,336 21,668 10,834 5,417 16,252 8,126 4,063 12,190

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