2 × 19 × 181 × 191

Prime Factor Structure

Factorization String 2 × 19 × 181 × 191

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,096,640

Proper Divisor Sum 782,942

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #1313677 ← → #1313699

1 2 19 38 181 191 362 382 3,439 3,629 6,878 7,258 34,571 69,142 656,849 1,313,698

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

1,313,698 656,849 1,970,548 985,274 492,637 1,477,912 738,956 369,478 184,739 554,218 277,109 831,328 415,664 207,832 103,916 51,958 25,979 77,938 38,969 116,908 58,454 29,227 87,682 43,841 131,524 65,762 32,881 98,644 49,322 24,661 73,984 36,992 18,496 9,248 4,624 2,312 1,156 578 289 868 434 217 652 326 163 490 245 736 368 184 92 46 23 70 35 106 53 160 80 40

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