2² × 5 × 29 × 139

Prime Factor Structure

Factorization String 2^2 × 5 × 29 × 139

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 176,400

Proper Divisor Sum 95,780

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #80611 ← → #80621

1 2 4 5 10 20 29 58 116 139 145 278 290 556 580 695 1,390 2,780 4,031 8,062 16,124 20,155 40,310 80,620

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

80,620 40,310 20,155 60,466 30,233 90,700 45,350 22,675 68,026 34,013 102,040 51,020 25,510 12,755 38,266 19,133 57,400 28,700 14,350 7,175 21,526 10,763 32,290 16,145 48,436 24,218 12,109 36,328 18,164 9,082 4,541 13,624 6,812 3,406 1,703 5,110 2,555 7,666 3,833 11,500 5,750 2,875 8,626 4,313 12,940 6,470 3,235 9,706 4,853 14,560 7,280 3,640 1,820 910 455 1,366 683 2,050 1,025 3,076

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