23 × 821

Prime Factor Structure

Factorization String 23 × 821

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 19,728

Proper Divisor Sum 845

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #18869 ← → #18899

1 23 821 18,883

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

18,883 56,650 28,325 84,976 42,488 21,244 10,622 5,311 15,934 7,967 23,902 11,951 35,854 17,927 53,782 26,891 80,674 40,337 121,012 60,506 30,253 90,760 45,380 22,690 11,345 34,036 17,018 8,509 25,528 12,764 6,382 3,191 9,574 4,787 14,362 7,181 21,544 10,772 5,386 2,693 8,080 4,040 2,020 1,010 505 1,516 758 379 1,138 569 1,708 854 427 1,282 641 1,924 962 481 1,444 722

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