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What is the Least Common Multiple of 66260 and 66268?

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 66260 and 66268 is 1097729420.

LCM(66260,66268) = 1097729420

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Least Common Multiple of 66260 and 66268 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66260 and 66268, than apply into the LCM equation.

GCF(66260,66268) = 4
LCM(66260,66268) = ( 66260 × 66268) / 4
LCM(66260,66268) = 4390917680 / 4
LCM(66260,66268) = 1097729420

Least Common Multiple (LCM) of 66260 and 66268 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66260 and 66268. First we will calculate the prime factors of 66260 and 66268.

Prime Factorization of 66260

Prime factors of 66260 are 2, 5, 3313. Prime factorization of 66260 in exponential form is:

66260 = 22 × 51 × 33131

Prime Factorization of 66268

Prime factors of 66268 are 2, 16567. Prime factorization of 66268 in exponential form is:

66268 = 22 × 165671

Now multiplying the highest exponent prime factors to calculate the LCM of 66260 and 66268.

LCM(66260,66268) = 22 × 51 × 33131 × 165671
LCM(66260,66268) = 1097729420