3² × 13 × 17 × 257

Prime Factor Structure

Factorization String 3^2 × 13 × 17 × 257

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 845,208

Proper Divisor Sum 334,035

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #511171 ← → #511177

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

511,173 1,533,520 766,760 383,380 191,690 95,845 287,536 143,768 71,884 35,942 17,971 53,914 26,957 80,872 40,436 20,218 10,109 30,328 15,164 7,582 3,791 11,374 5,687 17,062 8,531 25,594 12,797 38,392 19,196 9,598 4,799 14,398 7,199 21,598 10,799 32,398 16,199 48,598 24,299 72,898 36,449 109,348 54,674 27,337 82,012 41,006 20,503 61,510 30,755 92,266 46,133 138,400 69,200 34,600 17,300 8,650 4,325 12,976 6,488 3,244

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