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What is the Least Common Multiple of 66931 and 66945?

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 66931 and 66945 is 4480695795.

LCM(66931,66945) = 4480695795

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Least Common Multiple of 66931 and 66945 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66931 and 66945, than apply into the LCM equation.

GCF(66931,66945) = 1
LCM(66931,66945) = ( 66931 × 66945) / 1
LCM(66931,66945) = 4480695795 / 1
LCM(66931,66945) = 4480695795

Least Common Multiple (LCM) of 66931 and 66945 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66931 and 66945. First we will calculate the prime factors of 66931 and 66945.

Prime Factorization of 66931

Prime factors of 66931 are 66931. Prime factorization of 66931 in exponential form is:

66931 = 669311

Prime Factorization of 66945

Prime factors of 66945 are 3, 5, 4463. Prime factorization of 66945 in exponential form is:

66945 = 31 × 51 × 44631

Now multiplying the highest exponent prime factors to calculate the LCM of 66931 and 66945.

LCM(66931,66945) = 669311 × 31 × 51 × 44631
LCM(66931,66945) = 4480695795