ToolHub

GCF & LCM Calculator

Calculate Greatest Common Factor (GCF) and Least Common Multiple (LCM) using Euclidean algorithm and prime factorization. Supports batch processing, statistical analysis, sensitivity testing, and visual insights.

Key Features

  • • GCF using Euclidean algorithm
  • • GCF using prime factorization
  • • LCM calculation from GCF
  • • Prime factor breakdown visualization
  • • Batch processing (CSV / text input)
  • • Statistical analysis (mean, median, std dev)
  • • Sensitivity analysis (variation testing)
  • • Interactive charts (bar & line)
  • • History tracking with export (CSV, JSON, PDF)

Use Cases

  • • Simplifying fractions
  • • Finding common denominators
  • • Number theory learning
  • • Competitive programming problems
  • • Data analysis on integer datasets

How It Works

  • • Enter numbers (comma-separated)
  • • Choose calculation method (Euclidean or Prime)
  • • Run single or batch calculations
  • • Analyze results with charts & statistics
  • • Export or save results for later use

Calculator Settings

?Select the method for GCF calculation.

Numbers

?Enter positive integers (e.g., 48,36,24).
Upload CSV or enter number sets (e.g., 48,36,24;60,45,30).