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What is the Least Common Multiple of 80190 and 80208?

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 80190 and 80208 is 357326640.

LCM(80190,80208) = 357326640

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Least Common Multiple of 80190 and 80208 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80190 and 80208, than apply into the LCM equation.

GCF(80190,80208) = 18
LCM(80190,80208) = ( 80190 × 80208) / 18
LCM(80190,80208) = 6431879520 / 18
LCM(80190,80208) = 357326640

Least Common Multiple (LCM) of 80190 and 80208 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80190 and 80208. First we will calculate the prime factors of 80190 and 80208.

Prime Factorization of 80190

Prime factors of 80190 are 2, 3, 5, 11. Prime factorization of 80190 in exponential form is:

80190 = 21 × 36 × 51 × 111

Prime Factorization of 80208

Prime factors of 80208 are 2, 3, 557. Prime factorization of 80208 in exponential form is:

80208 = 24 × 32 × 5571

Now multiplying the highest exponent prime factors to calculate the LCM of 80190 and 80208.

LCM(80190,80208) = 24 × 36 × 51 × 111 × 5571
LCM(80190,80208) = 357326640