3² × 11 × 17 × 509

Prime Factor Structure

Factorization String 3^2 × 11 × 17 × 509

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,432,080

Proper Divisor Sum 575,433

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #856637 ← → #856649

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

856,647 2,569,942 1,284,971 3,854,914 1,927,457 5,782,372 2,891,186 1,445,593 4,336,780 2,168,390 1,084,195 3,252,586 1,626,293 4,878,880 2,439,440 1,219,720 609,860 304,930 152,465 457,396 228,698 114,349 343,048 171,524 85,762 42,881 128,644 64,322 32,161 96,484 48,242 24,121 72,364 36,182 18,091 54,274 27,137 81,412 40,706 20,353 61,060 30,530 15,265 45,796 22,898 11,449 34,348 17,174 8,587 25,762 12,881 38,644 19,322 9,661 28,984 14,492 7,246 3,623 10,870 5,435

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