13 × 17 × 139

Prime Factor Structure

Factorization String 13 × 17 × 139

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 35,280

Proper Divisor Sum 4,561

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #30713 ← → #30727

1 13 17 139 221 1,807 2,363 30,719

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

30,719 92,158 46,079 138,238 69,119 207,358 103,679 311,038 155,519 466,558 233,279 699,838 349,919 1,049,758 524,879 1,574,638 787,319 2,361,958 1,180,979 3,542,938 1,771,469 5,314,408 2,657,204 1,328,602 664,301 1,992,904 996,452 498,226 249,113 747,340 373,670 186,835 560,506 280,253 840,760 420,380 210,190 105,095 315,286 157,643 472,930 236,465 709,396 354,698 177,349 532,048 266,024 133,012 66,506 33,253 99,760 49,880 24,940 12,470 6,235 18,706 9,353 28,060 14,030 7,015

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