19 × 7187

Prime Factor Structure

Factorization String 19 × 7187

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 143,760

Proper Divisor Sum 7,207

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #136547 ← → #136559

1 19 7,187 136,553

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

136,553 409,660 204,830 102,415 307,246 153,623 460,870 230,435 691,306 345,653 1,036,960 518,480 259,240 129,620 64,810 32,405 97,216 48,608 24,304 12,152 6,076 3,038 1,519 4,558 2,279 6,838 3,419 10,258 5,129 15,388 7,694 3,847 11,542 5,771 17,314 8,657 25,972 12,986 6,493 19,480 9,740 4,870 2,435 7,306 3,653 10,960 5,480 2,740 1,370 685 2,056 1,028 514 257 772 386 193 580 290 145

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