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What is the Least Common Multiple of 74238 and 74252?

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 74238 and 74252 is 2756159988.

LCM(74238,74252) = 2756159988

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Least Common Multiple of 74238 and 74252 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74238 and 74252, than apply into the LCM equation.

GCF(74238,74252) = 2
LCM(74238,74252) = ( 74238 × 74252) / 2
LCM(74238,74252) = 5512319976 / 2
LCM(74238,74252) = 2756159988

Least Common Multiple (LCM) of 74238 and 74252 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74238 and 74252. First we will calculate the prime factors of 74238 and 74252.

Prime Factorization of 74238

Prime factors of 74238 are 2, 3, 12373. Prime factorization of 74238 in exponential form is:

74238 = 21 × 31 × 123731

Prime Factorization of 74252

Prime factors of 74252 are 2, 19, 977. Prime factorization of 74252 in exponential form is:

74252 = 22 × 191 × 9771

Now multiplying the highest exponent prime factors to calculate the LCM of 74238 and 74252.

LCM(74238,74252) = 22 × 31 × 123731 × 191 × 9771
LCM(74238,74252) = 2756159988