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What is the Least Common Multiple of 64717 and 64730?

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 64717 and 64730 is 4189131410.

LCM(64717,64730) = 4189131410

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Least Common Multiple of 64717 and 64730 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64717 and 64730, than apply into the LCM equation.

GCF(64717,64730) = 1
LCM(64717,64730) = ( 64717 × 64730) / 1
LCM(64717,64730) = 4189131410 / 1
LCM(64717,64730) = 4189131410

Least Common Multiple (LCM) of 64717 and 64730 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64717 and 64730. First we will calculate the prime factors of 64717 and 64730.

Prime Factorization of 64717

Prime factors of 64717 are 64717. Prime factorization of 64717 in exponential form is:

64717 = 647171

Prime Factorization of 64730

Prime factors of 64730 are 2, 5, 6473. Prime factorization of 64730 in exponential form is:

64730 = 21 × 51 × 64731

Now multiplying the highest exponent prime factors to calculate the LCM of 64717 and 64730.

LCM(64717,64730) = 647171 × 21 × 51 × 64731
LCM(64717,64730) = 4189131410