13 × 16619

Prime Factor Structure

Factorization String 13 × 16619

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 232,680

Proper Divisor Sum 16,633

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #216037 ← → #216061

1 13 16,619 216,047

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

216,047 648,142 324,071 972,214 486,107 1,458,322 729,161 2,187,484 1,093,742 546,871 1,640,614 820,307 2,460,922 1,230,461 3,691,384 1,845,692 922,846 461,423 1,384,270 692,135 2,076,406 1,038,203 3,114,610 1,557,305 4,671,916 2,335,958 1,167,979 3,503,938 1,751,969 5,255,908 2,627,954 1,313,977 3,941,932 1,970,966 985,483 2,956,450 1,478,225 4,434,676 2,217,338 1,108,669 3,326,008 1,663,004 831,502 415,751 1,247,254 623,627 1,870,882 935,441 2,806,324 1,403,162 701,581 2,104,744 1,052,372 526,186 263,093 789,280 394,640 197,320 98,660 49,330

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