3 × 7 × 189961

Prime Factor Structure

Factorization String 3 × 7 × 189961

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 6,078,784

Proper Divisor Sum 2,089,603

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #3989171 ← → #3989191

1 3 7 21 189,961 569,883 1,329,727 3,989,181

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

3,989,181 11,967,544 5,983,772 2,991,886 1,495,943 4,487,830 2,243,915 6,731,746 3,365,873 10,097,620 5,048,810 2,524,405 7,573,216 3,786,608 1,893,304 946,652 473,326 236,663 709,990 354,995 1,064,986 532,493 1,597,480 798,740 399,370 199,685 599,056 299,528 149,764 74,882 37,441 112,324 56,162 28,081 84,244 42,122 21,061 63,184 31,592 15,796 7,898 3,949 11,848 5,924 2,962 1,481 4,444 2,222 1,111 3,334 1,667 5,002 2,501 7,504 3,752 1,876 938 469 1,408 704

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