Prime Grid Visualizer
Explore prime numbers on an interactive grid — watch patterns emerge as primes light up across thousands of numbers. A beautiful way to see the structure in primes.
Created by Abhrankan-Chakrabarti
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How to Use
Explore prime numbers in an interactive grid visualization: **Goal:** Visualize prime number patterns by displaying numbers in a colored grid where green = prime, red = composite, blue = 1 (special case), grey = beyond your chosen limit. **Controls:** • Enter "n" value (upper limit), columns, and cell size in top controls • Click "Generate" to create/update the grid • Hover over any cell to see the number and its classification • Use "Jump to" field + "Go" button to navigate to specific numbers (highlights briefly) • Click "Export PNG" to save the current grid **Navigation:** • Scroll or drag within the grid area to explore • Jump feature automatically centers the target number in view **Settings:** • n: Maximum number to analyze (1-infinity) • columns: Grid width (5-200 columns) • cell size: Visual size of each number cell (6-80 pixels) **Stats:** Bottom panel shows prime count, composite count, percentage, and distribution across columns. The app uses an optimized algorithm to quickly identify primes even for large values of n.