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What is the Least Common Multiple of 302 and 308?

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 302 and 308 is 46508.

LCM(302,308) = 46508

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Least Common Multiple of 302 and 308 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 302 and 308, than apply into the LCM equation.

GCF(302,308) = 2
LCM(302,308) = ( 302 × 308) / 2
LCM(302,308) = 93016 / 2
LCM(302,308) = 46508

Least Common Multiple (LCM) of 302 and 308 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 302 and 308. First we will calculate the prime factors of 302 and 308.

Prime Factorization of 302

Prime factors of 302 are 2, 151. Prime factorization of 302 in exponential form is:

302 = 21 × 1511

Prime Factorization of 308

Prime factors of 308 are 2, 7, 11. Prime factorization of 308 in exponential form is:

308 = 22 × 71 × 111

Now multiplying the highest exponent prime factors to calculate the LCM of 302 and 308.

LCM(302,308) = 22 × 1511 × 71 × 111
LCM(302,308) = 46508