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What is the Least Common Multiple of 29966 and 29972?

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 29966 and 29972 is 449070476.

LCM(29966,29972) = 449070476

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Least Common Multiple of 29966 and 29972 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 29966 and 29972, than apply into the LCM equation.

GCF(29966,29972) = 2
LCM(29966,29972) = ( 29966 × 29972) / 2
LCM(29966,29972) = 898140952 / 2
LCM(29966,29972) = 449070476

Least Common Multiple (LCM) of 29966 and 29972 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 29966 and 29972. First we will calculate the prime factors of 29966 and 29972.

Prime Factorization of 29966

Prime factors of 29966 are 2, 14983. Prime factorization of 29966 in exponential form is:

29966 = 21 × 149831

Prime Factorization of 29972

Prime factors of 29972 are 2, 59, 127. Prime factorization of 29972 in exponential form is:

29972 = 22 × 591 × 1271

Now multiplying the highest exponent prime factors to calculate the LCM of 29966 and 29972.

LCM(29966,29972) = 22 × 149831 × 591 × 1271
LCM(29966,29972) = 449070476