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What is the Least Common Multiple of 74136 and 74151?

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 74136 and 74151 is 1832419512.

LCM(74136,74151) = 1832419512

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Least Common Multiple of 74136 and 74151 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74136 and 74151, than apply into the LCM equation.

GCF(74136,74151) = 3
LCM(74136,74151) = ( 74136 × 74151) / 3
LCM(74136,74151) = 5497258536 / 3
LCM(74136,74151) = 1832419512

Least Common Multiple (LCM) of 74136 and 74151 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74136 and 74151. First we will calculate the prime factors of 74136 and 74151.

Prime Factorization of 74136

Prime factors of 74136 are 2, 3, 3089. Prime factorization of 74136 in exponential form is:

74136 = 23 × 31 × 30891

Prime Factorization of 74151

Prime factors of 74151 are 3, 7, 11, 107. Prime factorization of 74151 in exponential form is:

74151 = 32 × 71 × 111 × 1071

Now multiplying the highest exponent prime factors to calculate the LCM of 74136 and 74151.

LCM(74136,74151) = 23 × 32 × 30891 × 71 × 111 × 1071
LCM(74136,74151) = 1832419512