13 × 1999

Prime Factor Structure

Factorization String 13 × 1999

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 28,000

Proper Divisor Sum 2,013

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #25981 ← → #25997

1 13 1,999 25,987

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

25,987 77,962 38,981 116,944 58,472 29,236 14,618 7,309 21,928 10,964 5,482 2,741 8,224 4,112 2,056 1,028 514 257 772 386 193 580 290 145 436 218 109 328 164 82 41 124 62 31 94 47 142 71 214 107 322 161 484 242 121 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175

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