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What is the Least Common Multiple of 284 and 302?

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 284 and 302 is 42884.

LCM(284,302) = 42884

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Least Common Multiple of 284 and 302 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 284 and 302, than apply into the LCM equation.

GCF(284,302) = 2
LCM(284,302) = ( 284 × 302) / 2
LCM(284,302) = 85768 / 2
LCM(284,302) = 42884

Least Common Multiple (LCM) of 284 and 302 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 284 and 302. First we will calculate the prime factors of 284 and 302.

Prime Factorization of 284

Prime factors of 284 are 2, 71. Prime factorization of 284 in exponential form is:

284 = 22 × 711

Prime Factorization of 302

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

302 = 21 × 1511

Now multiplying the highest exponent prime factors to calculate the LCM of 284 and 302.

LCM(284,302) = 22 × 711 × 1511
LCM(284,302) = 42884