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What is the Least Common Multiple of 452 and 465?

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 465 is 210180.

LCM(452,465) = 210180

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Least Common Multiple of 452 and 465 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 465, than apply into the LCM equation.

GCF(452,465) = 1
LCM(452,465) = ( 452 × 465) / 1
LCM(452,465) = 210180 / 1
LCM(452,465) = 210180

Least Common Multiple (LCM) of 452 and 465 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 452 and 465. First we will calculate the prime factors of 452 and 465.

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 465

Prime factors of 465 are 3, 5, 31. Prime factorization of 465 in exponential form is:

465 = 31 × 51 × 311

Now multiplying the highest exponent prime factors to calculate the LCM of 452 and 465.

LCM(452,465) = 22 × 1131 × 31 × 51 × 311
LCM(452,465) = 210180