2 × 69143

Prime Factor Structure

Factorization String 2 × 69143

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 207,432

Proper Divisor Sum 69,146

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #138283 ← → #138289

1 2 69,143 138,286

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

138,286 69,143 207,430 103,715 311,146 155,573 466,720 233,360 116,680 58,340 29,170 14,585 43,756 21,878 10,939 32,818 16,409 49,228 24,614 12,307 36,922 18,461 55,384 27,692 13,846 6,923 20,770 10,385 31,156 15,578 7,789 23,368 11,684 5,842 2,921 8,764 4,382 2,191 6,574 3,287 9,862 4,931 14,794 7,397 22,192 11,096 5,548 2,774 1,387 4,162 2,081 6,244 3,122 1,561 4,684 2,342 1,171 3,514 1,757 5,272

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