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What is the Least Common Multiple of 66458 and 66476?

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 66458 and 66476 is 2208931004.

LCM(66458,66476) = 2208931004

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Least Common Multiple of 66458 and 66476 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66458 and 66476, than apply into the LCM equation.

GCF(66458,66476) = 2
LCM(66458,66476) = ( 66458 × 66476) / 2
LCM(66458,66476) = 4417862008 / 2
LCM(66458,66476) = 2208931004

Least Common Multiple (LCM) of 66458 and 66476 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66458 and 66476. First we will calculate the prime factors of 66458 and 66476.

Prime Factorization of 66458

Prime factors of 66458 are 2, 7, 47, 101. Prime factorization of 66458 in exponential form is:

66458 = 21 × 71 × 471 × 1011

Prime Factorization of 66476

Prime factors of 66476 are 2, 16619. Prime factorization of 66476 in exponential form is:

66476 = 22 × 166191

Now multiplying the highest exponent prime factors to calculate the LCM of 66458 and 66476.

LCM(66458,66476) = 22 × 71 × 471 × 1011 × 166191
LCM(66458,66476) = 2208931004