2² × 5² × 4003

Prime Factor Structure

Factorization String 2^2 × 5^2 × 4003

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 868,868

Proper Divisor Sum 468,568

Digit Sum / Digital Root 7 (Root: 7)

Adjacent Primes #400297 ← → #400307

1 2 4 5 10 20 25 50 100 4,003 8,006 16,012 20,015 40,030 80,060 100,075 200,150 400,300

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

400,300 200,150 100,075 300,226 150,113 450,340 225,170 112,585 337,756 168,878 84,439 253,318 126,659 379,978 189,989 569,968 284,984 142,492 71,246 35,623 106,870 53,435 160,306 80,153 240,460 120,230 60,115 180,346 90,173 270,520 135,260 67,630 33,815 101,446 50,723 152,170 76,085 228,256 114,128 57,064 28,532 14,266 7,133 21,400 10,700 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

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