3 × 5 × 83 × 1621

Prime Factor Structure

Factorization String 3 × 5 × 83 × 1621

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,269,952

Proper Divisor Sum 1,251,807

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #2018117 ← → #2018153

1 3 5 15 83 249 415 1,245 1,621 4,863 8,105 24,315 134,543 403,629 672,715 2,018,145

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

2,018,145 6,054,436 3,027,218 1,513,609 4,540,828 2,270,414 1,135,207 3,405,622 1,702,811 5,108,434 2,554,217 7,662,652 3,831,326 1,915,663 5,746,990 2,873,495 8,620,486 4,310,243 12,930,730 6,465,365 19,396,096 9,698,048 4,849,024 2,424,512 1,212,256 606,128 303,064 151,532 75,766 37,883 113,650 56,825 170,476 85,238 42,619 127,858 63,929 191,788 95,894 47,947 143,842 71,921 215,764 107,882 53,941 161,824 80,912 40,456 20,228 10,114 5,057 15,172 7,586 3,793 11,380 5,690 2,845 8,536 4,268 2,134

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