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What is the Least Common Multiple of 74938 and 74950?

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 74938 and 74950 is 2808301550.

LCM(74938,74950) = 2808301550

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Least Common Multiple of 74938 and 74950 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74938 and 74950, than apply into the LCM equation.

GCF(74938,74950) = 2
LCM(74938,74950) = ( 74938 × 74950) / 2
LCM(74938,74950) = 5616603100 / 2
LCM(74938,74950) = 2808301550

Least Common Multiple (LCM) of 74938 and 74950 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74938 and 74950. First we will calculate the prime factors of 74938 and 74950.

Prime Factorization of 74938

Prime factors of 74938 are 2, 89, 421. Prime factorization of 74938 in exponential form is:

74938 = 21 × 891 × 4211

Prime Factorization of 74950

Prime factors of 74950 are 2, 5, 1499. Prime factorization of 74950 in exponential form is:

74950 = 21 × 52 × 14991

Now multiplying the highest exponent prime factors to calculate the LCM of 74938 and 74950.

LCM(74938,74950) = 21 × 891 × 4211 × 52 × 14991
LCM(74938,74950) = 2808301550