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What is the Least Common Multiple of 84309 and 84316?

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 84309 and 84316 is 7108597644.

LCM(84309,84316) = 7108597644

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Least Common Multiple of 84309 and 84316 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84309 and 84316, than apply into the LCM equation.

GCF(84309,84316) = 1
LCM(84309,84316) = ( 84309 × 84316) / 1
LCM(84309,84316) = 7108597644 / 1
LCM(84309,84316) = 7108597644

Least Common Multiple (LCM) of 84309 and 84316 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84309 and 84316. First we will calculate the prime factors of 84309 and 84316.

Prime Factorization of 84309

Prime factors of 84309 are 3, 157, 179. Prime factorization of 84309 in exponential form is:

84309 = 31 × 1571 × 1791

Prime Factorization of 84316

Prime factors of 84316 are 2, 107, 197. Prime factorization of 84316 in exponential form is:

84316 = 22 × 1071 × 1971

Now multiplying the highest exponent prime factors to calculate the LCM of 84309 and 84316.

LCM(84309,84316) = 31 × 1571 × 1791 × 22 × 1071 × 1971
LCM(84309,84316) = 7108597644