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What is the Least Common Multiple of 80436 and 80454?

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 80436 and 80454 is 1078566324.

LCM(80436,80454) = 1078566324

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Least Common Multiple of 80436 and 80454 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80436 and 80454, than apply into the LCM equation.

GCF(80436,80454) = 6
LCM(80436,80454) = ( 80436 × 80454) / 6
LCM(80436,80454) = 6471397944 / 6
LCM(80436,80454) = 1078566324

Least Common Multiple (LCM) of 80436 and 80454 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80436 and 80454. First we will calculate the prime factors of 80436 and 80454.

Prime Factorization of 80436

Prime factors of 80436 are 2, 3, 6703. Prime factorization of 80436 in exponential form is:

80436 = 22 × 31 × 67031

Prime Factorization of 80454

Prime factors of 80454 are 2, 3, 11, 23, 53. Prime factorization of 80454 in exponential form is:

80454 = 21 × 31 × 111 × 231 × 531

Now multiplying the highest exponent prime factors to calculate the LCM of 80436 and 80454.

LCM(80436,80454) = 22 × 31 × 67031 × 111 × 231 × 531
LCM(80436,80454) = 1078566324