3 × 5 × 13 × 97

Prime Factor Structure

Factorization String 3 × 5 × 13 × 97

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 32,928

Proper Divisor Sum 14,013

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #18913 ← → #18917

1 3 5 13 15 39 65 97 195 291 485 1,261 1,455 3,783 6,305 18,915

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

18,915 56,746 28,373 85,120 42,560 21,280 10,640 5,320 2,660 1,330 665 1,996 998 499 1,498 749 2,248 1,124 562 281 844 422 211 634 317 952 476 238 119 358 179 538 269 808 404 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4

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