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What is the Least Common Multiple of 80613 and 80620?

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 80613 and 80620 is 6499020060.

LCM(80613,80620) = 6499020060

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Least Common Multiple of 80613 and 80620 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80613 and 80620, than apply into the LCM equation.

GCF(80613,80620) = 1
LCM(80613,80620) = ( 80613 × 80620) / 1
LCM(80613,80620) = 6499020060 / 1
LCM(80613,80620) = 6499020060

Least Common Multiple (LCM) of 80613 and 80620 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80613 and 80620. First we will calculate the prime factors of 80613 and 80620.

Prime Factorization of 80613

Prime factors of 80613 are 3, 13, 53. Prime factorization of 80613 in exponential form is:

80613 = 32 × 132 × 531

Prime Factorization of 80620

Prime factors of 80620 are 2, 5, 29, 139. Prime factorization of 80620 in exponential form is:

80620 = 22 × 51 × 291 × 1391

Now multiplying the highest exponent prime factors to calculate the LCM of 80613 and 80620.

LCM(80613,80620) = 32 × 132 × 531 × 22 × 51 × 291 × 1391
LCM(80613,80620) = 6499020060