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What is the Least Common Multiple of 53772 and 53790?

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 53772 and 53790 is 482065980.

LCM(53772,53790) = 482065980

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Least Common Multiple of 53772 and 53790 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 53772 and 53790, than apply into the LCM equation.

GCF(53772,53790) = 6
LCM(53772,53790) = ( 53772 × 53790) / 6
LCM(53772,53790) = 2892395880 / 6
LCM(53772,53790) = 482065980

Least Common Multiple (LCM) of 53772 and 53790 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 53772 and 53790. First we will calculate the prime factors of 53772 and 53790.

Prime Factorization of 53772

Prime factors of 53772 are 2, 3, 4481. Prime factorization of 53772 in exponential form is:

53772 = 22 × 31 × 44811

Prime Factorization of 53790

Prime factors of 53790 are 2, 3, 5, 11, 163. Prime factorization of 53790 in exponential form is:

53790 = 21 × 31 × 51 × 111 × 1631

Now multiplying the highest exponent prime factors to calculate the LCM of 53772 and 53790.

LCM(53772,53790) = 22 × 31 × 44811 × 51 × 111 × 1631
LCM(53772,53790) = 482065980