191 × 2213

Prime Factor Structure

Factorization String 191 × 2213

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 425,088

Proper Divisor Sum 2,405

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #422657 ← → #422689

1 191 2,213 422,683

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

422,683 1,268,050 634,025 1,902,076 951,038 475,519 1,426,558 713,279 2,139,838 1,069,919 3,209,758 1,604,879 4,814,638 2,407,319 7,221,958 3,610,979 10,832,938 5,416,469 16,249,408 8,124,704 4,062,352 2,031,176 1,015,588 507,794 253,897 761,692 380,846 190,423 571,270 285,635 856,906 428,453 1,285,360 642,680 321,340 160,670 80,335 241,006 120,503 361,510 180,755 542,266 271,133 813,400 406,700 203,350 101,675 305,026 152,513 457,540 228,770 114,385 343,156 171,578 85,789 257,368 128,684 64,342 32,171 96,514

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