3 × 2221

Prime Factor Structure

Factorization String 3 × 2221

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 8,888

Proper Divisor Sum 2,225

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #6661 ← → #6673

1 3 2,221 6,663

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

6,663 19,990 9,995 29,986 14,993 44,980 22,490 11,245 33,736 16,868 8,434 4,217 12,652 6,326 3,163 9,490 4,745 14,236 7,118 3,559 10,678 5,339 16,018 8,009 24,028 12,014 6,007 18,022 9,011 27,034 13,517 40,552 20,276 10,138 5,069 15,208 7,604 3,802 1,901 5,704 2,852 1,426 713 2,140 1,070 535 1,606 803 2,410 1,205 3,616 1,808 904 452 226 113 340 170 85 256

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