19 × 71 × 103

Prime Factor Structure

Factorization String 19 × 71 × 103

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 149,760

Proper Divisor Sum 10,813

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #138937 ← → #138959

1 19 71 103 1,349 1,957 7,313 138,947

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

138,947 416,842 208,421 625,264 312,632 156,316 78,158 39,079 117,238 58,619 175,858 87,929 263,788 131,894 65,947 197,842 98,921 296,764 148,382 74,191 222,574 111,287 333,862 166,931 500,794 250,397 751,192 375,596 187,798 93,899 281,698 140,849 422,548 211,274 105,637 316,912 158,456 79,228 39,614 19,807 59,422 29,711 89,134 44,567 133,702 66,851 200,554 100,277 300,832 150,416 75,208 37,604 18,802 9,401 28,204 14,102 7,051 21,154 10,577 31,732

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