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What is the Least Common Multiple of 441 and 454?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 441 and 454 is 200214.

LCM(441,454) = 200214

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Least Common Multiple of 441 and 454 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 441 and 454, than apply into the LCM equation.

GCF(441,454) = 1
LCM(441,454) = ( 441 × 454) / 1
LCM(441,454) = 200214 / 1
LCM(441,454) = 200214

Least Common Multiple (LCM) of 441 and 454 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 441 and 454. First we will calculate the prime factors of 441 and 454.

Prime Factorization of 441

Prime factors of 441 are 3, 7. Prime factorization of 441 in exponential form is:

441 = 32 × 72

Prime Factorization of 454

Prime factors of 454 are 2, 227. Prime factorization of 454 in exponential form is:

454 = 21 × 2271

Now multiplying the highest exponent prime factors to calculate the LCM of 441 and 454.

LCM(441,454) = 32 × 72 × 21 × 2271
LCM(441,454) = 200214