191 × 21997

Prime Factor Structure

Factorization String 191 × 21997

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 4,223,616

Proper Divisor Sum 22,189

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #4201409 ← → #4201429

1 191 21,997 4,201,427

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

4,201,427 12,604,282 6,302,141 18,906,424 9,453,212 4,726,606 2,363,303 7,089,910 3,544,955 10,634,866 5,317,433 15,952,300 7,976,150 3,988,075 11,964,226 5,982,113 17,946,340 8,973,170 4,486,585 13,459,756 6,729,878 3,364,939 10,094,818 5,047,409 15,142,228 7,571,114 3,785,557 11,356,672 5,678,336 2,839,168 1,419,584 709,792 354,896 177,448 88,724 44,362 22,181 66,544 33,272 16,636 8,318 4,159 12,478 6,239 18,718 9,359 28,078 14,039 42,118 21,059 63,178 31,589 94,768 47,384 23,692 11,846 5,923 17,770 8,885 26,656

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