3 × 7² × 43 × 643

Prime Factor Structure

Factorization String 3 × 7^2 × 43 × 643

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 6,460,608

Proper Divisor Sum 2,396,205

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #4064393 ← → #4064407

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

4,064,403 12,193,210 6,096,605 18,289,816 9,144,908 4,572,454 2,286,227 6,858,682 3,429,341 10,288,024 5,144,012 2,572,006 1,286,003 3,858,010 1,929,005 5,787,016 2,893,508 1,446,754 723,377 2,170,132 1,085,066 542,533 1,627,600 813,800 406,900 203,450 101,725 305,176 152,588 76,294 38,147 114,442 57,221 171,664 85,832 42,916 21,458 10,729 32,188 16,094 8,047 24,142 12,071 36,214 18,107 54,322 27,161 81,484 40,742 20,371 61,114 30,557 91,672 45,836 22,918 11,459 34,378 17,189 51,568 25,784

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