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What is the Least Common Multiple of 64913 and 64918?

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 64913 and 64918 is 4214022134.

LCM(64913,64918) = 4214022134

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Least Common Multiple of 64913 and 64918 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64913 and 64918, than apply into the LCM equation.

GCF(64913,64918) = 1
LCM(64913,64918) = ( 64913 × 64918) / 1
LCM(64913,64918) = 4214022134 / 1
LCM(64913,64918) = 4214022134

Least Common Multiple (LCM) of 64913 and 64918 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64913 and 64918. First we will calculate the prime factors of 64913 and 64918.

Prime Factorization of 64913

Prime factors of 64913 are 139, 467. Prime factorization of 64913 in exponential form is:

64913 = 1391 × 4671

Prime Factorization of 64918

Prime factors of 64918 are 2, 7, 4637. Prime factorization of 64918 in exponential form is:

64918 = 21 × 71 × 46371

Now multiplying the highest exponent prime factors to calculate the LCM of 64913 and 64918.

LCM(64913,64918) = 1391 × 4671 × 21 × 71 × 46371
LCM(64913,64918) = 4214022134