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What is the Least Common Multiple of 64488 and 64494?

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 64488 and 64494 is 693181512.

LCM(64488,64494) = 693181512

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Least Common Multiple of 64488 and 64494 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64488 and 64494, than apply into the LCM equation.

GCF(64488,64494) = 6
LCM(64488,64494) = ( 64488 × 64494) / 6
LCM(64488,64494) = 4159089072 / 6
LCM(64488,64494) = 693181512

Least Common Multiple (LCM) of 64488 and 64494 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64488 and 64494. First we will calculate the prime factors of 64488 and 64494.

Prime Factorization of 64488

Prime factors of 64488 are 2, 3, 2687. Prime factorization of 64488 in exponential form is:

64488 = 23 × 31 × 26871

Prime Factorization of 64494

Prime factors of 64494 are 2, 3, 3583. Prime factorization of 64494 in exponential form is:

64494 = 21 × 32 × 35831

Now multiplying the highest exponent prime factors to calculate the LCM of 64488 and 64494.

LCM(64488,64494) = 23 × 32 × 26871 × 35831
LCM(64488,64494) = 693181512