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What is the Least Common Multiple of 74124 and 74137?

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 74124 and 74137 is 5495330988.

LCM(74124,74137) = 5495330988

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Least Common Multiple of 74124 and 74137 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74124 and 74137, than apply into the LCM equation.

GCF(74124,74137) = 1
LCM(74124,74137) = ( 74124 × 74137) / 1
LCM(74124,74137) = 5495330988 / 1
LCM(74124,74137) = 5495330988

Least Common Multiple (LCM) of 74124 and 74137 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74124 and 74137. First we will calculate the prime factors of 74124 and 74137.

Prime Factorization of 74124

Prime factors of 74124 are 2, 3, 29, 71. Prime factorization of 74124 in exponential form is:

74124 = 22 × 32 × 291 × 711

Prime Factorization of 74137

Prime factors of 74137 are 7, 17, 89. Prime factorization of 74137 in exponential form is:

74137 = 72 × 171 × 891

Now multiplying the highest exponent prime factors to calculate the LCM of 74124 and 74137.

LCM(74124,74137) = 22 × 32 × 291 × 711 × 72 × 171 × 891
LCM(74124,74137) = 5495330988