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What is the Least Common Multiple of 64493 and 64500?

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 64493 and 64500 is 4159798500.

LCM(64493,64500) = 4159798500

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Least Common Multiple of 64493 and 64500 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64493 and 64500, than apply into the LCM equation.

GCF(64493,64500) = 1
LCM(64493,64500) = ( 64493 × 64500) / 1
LCM(64493,64500) = 4159798500 / 1
LCM(64493,64500) = 4159798500

Least Common Multiple (LCM) of 64493 and 64500 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64493 and 64500. First we will calculate the prime factors of 64493 and 64500.

Prime Factorization of 64493

Prime factors of 64493 are 11, 13, 41. Prime factorization of 64493 in exponential form is:

64493 = 112 × 131 × 411

Prime Factorization of 64500

Prime factors of 64500 are 2, 3, 5, 43. Prime factorization of 64500 in exponential form is:

64500 = 22 × 31 × 53 × 431

Now multiplying the highest exponent prime factors to calculate the LCM of 64493 and 64500.

LCM(64493,64500) = 112 × 131 × 411 × 22 × 31 × 53 × 431
LCM(64493,64500) = 4159798500