19 × 2221

Prime Factor Structure

Factorization String 19 × 2221

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 44,440

Proper Divisor Sum 2,241

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #42197 ← → #42209

1 19 2,221 42,199

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

42,199 126,598 63,299 189,898 94,949 284,848 142,424 71,212 35,606 17,803 53,410 26,705 80,116 40,058 20,029 60,088 30,044 15,022 7,511 22,534 11,267 33,802 16,901 50,704 25,352 12,676 6,338 3,169 9,508 4,754 2,377 7,132 3,566 1,783 5,350 2,675 8,026 4,013 12,040 6,020 3,010 1,505 4,516 2,258 1,129 3,388 1,694 847 2,542 1,271 3,814 1,907 5,722 2,861 8,584 4,292 2,146 1,073 3,220 1,610

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