LCM & HCF Calculator
Calculate least common multiple and highest common factor
Separate numbers by commas, spaces, or semicolons
This calculator only works with positive integers. Decimal numbers, negative numbers, and zero are not supported.
Result
LCM & HCF calculation results
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Enter two or more positive integers above and click Calculate to find the LCM & HCF values.
How to Use
- Enter numbers :- Type two or more positive integers separated by commas or spaces
- Select calculation type :- Choose to calculate both LCM & HCF, or just one of them
- Click Calculate :- The results will appear in the result panel
- View history :- Previous calculations are stored for quick reference
Note: For two numbers a and b: LCM(a,b) × HCF(a,b) = a × b. This calculator only supports positive integers.