19 × 7219

Prime Factor Structure

Factorization String 19 × 7219

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 144,400

Proper Divisor Sum 7,239

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #137153 ← → #137177

1 19 7,219 137,161

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

137,161 411,484 205,742 102,871 308,614 154,307 462,922 231,461 694,384 347,192 173,596 86,798 43,399 130,198 65,099 195,298 97,649 292,948 146,474 73,237 219,712 109,856 54,928 27,464 13,732 6,866 3,433 10,300 5,150 2,575 7,726 3,863 11,590 5,795 17,386 8,693 26,080 13,040 6,520 3,260 1,630 815 2,446 1,223 3,670 1,835 5,506 2,753 8,260 4,130 2,065 6,196 3,098 1,549 4,648 2,324 1,162 581 1,744 872

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