197 × 21089

Prime Factor Structure

Factorization String 197 × 21089

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 4,175,820

Proper Divisor Sum 21,287

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #4154519 ← → #4154543

1 197 21,089 4,154,533

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

4,154,533 12,463,600 6,231,800 3,115,900 1,557,950 778,975 2,336,926 1,168,463 3,505,390 1,752,695 5,258,086 2,629,043 7,887,130 3,943,565 11,830,696 5,915,348 2,957,674 1,478,837 4,436,512 2,218,256 1,109,128 554,564 277,282 138,641 415,924 207,962 103,981 311,944 155,972 77,986 38,993 116,980 58,490 29,245 87,736 43,868 21,934 10,967 32,902 16,451 49,354 24,677 74,032 37,016 18,508 9,254 4,627 13,882 6,941 20,824 10,412 5,206 2,603 7,810 3,905 11,716 5,858 2,929 8,788 4,394

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