Archives: Calculators
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Quadratic Equation Calculator
Solve any quadratic equation, with the discriminant, the exact surd roots, the vertex and the factored form.
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Prime Number Checker
Check whether a number is prime, see the divisor that rules it out, and find the nearest primes on either side.
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Prime Factorization Calculator
Break any whole number into its prime factors, with the factor tree, the exponent form, and every divisor it produces.
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LCM Calculator
Find the lowest common multiple of two or more numbers, by prime factorisation and via the greatest common factor, with both routes…
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GCF Calculator
Find the greatest common factor of two or more numbers, by prime factorisation and by the Euclidean algorithm, with both methods shown.
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Remainder Calculator
Find the remainder when one number is divided by another, check divisibility, or work with modular arithmetic including large powers.
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Factorial Calculator
Work out the factorial of any whole number, exactly for large values, with the trailing-zero count and digit length.
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Logarithm Calculator
Find a logarithm in any base, including natural and base 10, or solve for the base or the value the logarithm is…
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Cube Root Calculator
Find the cube root of any number, including negatives, in exact simplified form where possible, or cube a number.
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Square Root Calculator
Find the square root of any number, simplified into exact surd form where possible, with the decimal value alongside.