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What is the Least Common Multiple of 64947 and 64955?

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 64947 and 64955 is 4218632385.

LCM(64947,64955) = 4218632385

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Least Common Multiple of 64947 and 64955 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64947 and 64955, than apply into the LCM equation.

GCF(64947,64955) = 1
LCM(64947,64955) = ( 64947 × 64955) / 1
LCM(64947,64955) = 4218632385 / 1
LCM(64947,64955) = 4218632385

Least Common Multiple (LCM) of 64947 and 64955 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64947 and 64955. First we will calculate the prime factors of 64947 and 64955.

Prime Factorization of 64947

Prime factors of 64947 are 3, 21649. Prime factorization of 64947 in exponential form is:

64947 = 31 × 216491

Prime Factorization of 64955

Prime factors of 64955 are 5, 11, 1181. Prime factorization of 64955 in exponential form is:

64955 = 51 × 111 × 11811

Now multiplying the highest exponent prime factors to calculate the LCM of 64947 and 64955.

LCM(64947,64955) = 31 × 216491 × 51 × 111 × 11811
LCM(64947,64955) = 4218632385