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What is the Least Common Multiple of 74252 and 74268?

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 74252 and 74268 is 1378636884.

LCM(74252,74268) = 1378636884

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Least Common Multiple of 74252 and 74268 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74252 and 74268, than apply into the LCM equation.

GCF(74252,74268) = 4
LCM(74252,74268) = ( 74252 × 74268) / 4
LCM(74252,74268) = 5514547536 / 4
LCM(74252,74268) = 1378636884

Least Common Multiple (LCM) of 74252 and 74268 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74252 and 74268. First we will calculate the prime factors of 74252 and 74268.

Prime Factorization of 74252

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

74252 = 22 × 191 × 9771

Prime Factorization of 74268

Prime factors of 74268 are 2, 3, 2063. Prime factorization of 74268 in exponential form is:

74268 = 22 × 32 × 20631

Now multiplying the highest exponent prime factors to calculate the LCM of 74252 and 74268.

LCM(74252,74268) = 22 × 191 × 9771 × 32 × 20631
LCM(74252,74268) = 1378636884