3 × 7² × 5821

Prime Factor Structure

Factorization String 3 × 7^2 × 5821

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,327,416

Proper Divisor Sum 471,729

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #855683 ← → #855697

1 3 7 21 49 147 5,821 17,463 40,747 122,241 285,229 855,687

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

855,687 2,567,062 1,283,531 3,850,594 1,925,297 5,775,892 2,887,946 1,443,973 4,331,920 2,165,960 1,082,980 541,490 270,745 812,236 406,118 203,059 609,178 304,589 913,768 456,884 228,442 114,221 342,664 171,332 85,666 42,833 128,500 64,250 32,125 96,376 48,188 24,094 12,047 36,142 18,071 54,214 27,107 81,322 40,661 121,984 60,992 30,496 15,248 7,624 3,812 1,906 953 2,860 1,430 715 2,146 1,073 3,220 1,610 805 2,416 1,208 604 302 151

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