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What is the Least Common Multiple of 7136 and 7148?

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 7136 and 7148 is 12752032.

LCM(7136,7148) = 12752032

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Least Common Multiple of 7136 and 7148 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7136 and 7148, than apply into the LCM equation.

GCF(7136,7148) = 4
LCM(7136,7148) = ( 7136 × 7148) / 4
LCM(7136,7148) = 51008128 / 4
LCM(7136,7148) = 12752032

Least Common Multiple (LCM) of 7136 and 7148 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7136 and 7148. First we will calculate the prime factors of 7136 and 7148.

Prime Factorization of 7136

Prime factors of 7136 are 2, 223. Prime factorization of 7136 in exponential form is:

7136 = 25 × 2231

Prime Factorization of 7148

Prime factors of 7148 are 2, 1787. Prime factorization of 7148 in exponential form is:

7148 = 22 × 17871

Now multiplying the highest exponent prime factors to calculate the LCM of 7136 and 7148.

LCM(7136,7148) = 25 × 2231 × 17871
LCM(7136,7148) = 12752032