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What is the Least Common Multiple of 66940 and 66952?

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 66940 and 66952 is 1120441720.

LCM(66940,66952) = 1120441720

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Least Common Multiple of 66940 and 66952 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66940 and 66952, than apply into the LCM equation.

GCF(66940,66952) = 4
LCM(66940,66952) = ( 66940 × 66952) / 4
LCM(66940,66952) = 4481766880 / 4
LCM(66940,66952) = 1120441720

Least Common Multiple (LCM) of 66940 and 66952 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66940 and 66952. First we will calculate the prime factors of 66940 and 66952.

Prime Factorization of 66940

Prime factors of 66940 are 2, 5, 3347. Prime factorization of 66940 in exponential form is:

66940 = 22 × 51 × 33471

Prime Factorization of 66952

Prime factors of 66952 are 2, 8369. Prime factorization of 66952 in exponential form is:

66952 = 23 × 83691

Now multiplying the highest exponent prime factors to calculate the LCM of 66940 and 66952.

LCM(66940,66952) = 23 × 51 × 33471 × 83691
LCM(66940,66952) = 1120441720