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What is the Least Common Multiple of 66481 and 66497?

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 66481 and 66497 is 4420787057.

LCM(66481,66497) = 4420787057

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Least Common Multiple of 66481 and 66497 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66481 and 66497, than apply into the LCM equation.

GCF(66481,66497) = 1
LCM(66481,66497) = ( 66481 × 66497) / 1
LCM(66481,66497) = 4420787057 / 1
LCM(66481,66497) = 4420787057

Least Common Multiple (LCM) of 66481 and 66497 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66481 and 66497. First we will calculate the prime factors of 66481 and 66497.

Prime Factorization of 66481

Prime factors of 66481 are 19, 3499. Prime factorization of 66481 in exponential form is:

66481 = 191 × 34991

Prime Factorization of 66497

Prime factors of 66497 are 29, 2293. Prime factorization of 66497 in exponential form is:

66497 = 291 × 22931

Now multiplying the highest exponent prime factors to calculate the LCM of 66481 and 66497.

LCM(66481,66497) = 191 × 34991 × 291 × 22931
LCM(66481,66497) = 4420787057