13 × 215921

Prime Factor Structure

Factorization String 13 × 215921

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 3,022,908

Proper Divisor Sum 215,935

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #2806963 ← → #2806987

1 13 215,921 2,806,973

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

2,806,973 8,420,920 4,210,460 2,105,230 1,052,615 3,157,846 1,578,923 4,736,770 2,368,385 7,105,156 3,552,578 1,776,289 5,328,868 2,664,434 1,332,217 3,996,652 1,998,326 999,163 2,997,490 1,498,745 4,496,236 2,248,118 1,124,059 3,372,178 1,686,089 5,058,268 2,529,134 1,264,567 3,793,702 1,896,851 5,690,554 2,845,277 8,535,832 4,267,916 2,133,958 1,066,979 3,200,938 1,600,469 4,801,408 2,400,704 1,200,352 600,176 300,088 150,044 75,022 37,511 112,534 56,267 168,802 84,401 253,204 126,602 63,301 189,904 94,952 47,476 23,738 11,869 35,608 17,804

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