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What is the Least Common Multiple of 27158 and 27178?

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 27158 and 27178 is 369050062.

LCM(27158,27178) = 369050062

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Least Common Multiple of 27158 and 27178 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27158 and 27178, than apply into the LCM equation.

GCF(27158,27178) = 2
LCM(27158,27178) = ( 27158 × 27178) / 2
LCM(27158,27178) = 738100124 / 2
LCM(27158,27178) = 369050062

Least Common Multiple (LCM) of 27158 and 27178 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27158 and 27178. First we will calculate the prime factors of 27158 and 27178.

Prime Factorization of 27158

Prime factors of 27158 are 2, 37, 367. Prime factorization of 27158 in exponential form is:

27158 = 21 × 371 × 3671

Prime Factorization of 27178

Prime factors of 27178 are 2, 107, 127. Prime factorization of 27178 in exponential form is:

27178 = 21 × 1071 × 1271

Now multiplying the highest exponent prime factors to calculate the LCM of 27158 and 27178.

LCM(27158,27178) = 21 × 371 × 3671 × 1071 × 1271
LCM(27158,27178) = 369050062