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What is the Least Common Multiple of 452 and 472?

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 452 and 472 is 53336.

LCM(452,472) = 53336

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Least Common Multiple of 452 and 472 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 452 and 472, than apply into the LCM equation.

GCF(452,472) = 4
LCM(452,472) = ( 452 × 472) / 4
LCM(452,472) = 213344 / 4
LCM(452,472) = 53336

Least Common Multiple (LCM) of 452 and 472 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 452 and 472. First we will calculate the prime factors of 452 and 472.

Prime Factorization of 452

Prime factors of 452 are 2, 113. Prime factorization of 452 in exponential form is:

452 = 22 × 1131

Prime Factorization of 472

Prime factors of 472 are 2, 59. Prime factorization of 472 in exponential form is:

472 = 23 × 591

Now multiplying the highest exponent prime factors to calculate the LCM of 452 and 472.

LCM(452,472) = 23 × 1131 × 591
LCM(452,472) = 53336