821 × 977

Prime Factor Structure

Factorization String 821 × 977

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 803,916

Proper Divisor Sum 1,799

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #802103 ← → #802121

1 821 977 802,117

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

802,117 2,406,352 1,203,176 601,588 300,794 150,397 451,192 225,596 112,798 56,399 169,198 84,599 253,798 126,899 380,698 190,349 571,048 285,524 142,762 71,381 214,144 107,072 53,536 26,768 13,384 6,692 3,346 1,673 5,020 2,510 1,255 3,766 1,883 5,650 2,825 8,476 4,238 2,119 6,358 3,179 9,538 4,769 14,308 7,154 3,577 10,732 5,366 2,683 8,050 4,025 12,076 6,038 3,019 9,058 4,529 13,588 6,794 3,397 10,192 5,096

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