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What is the Least Common Multiple of 537 and 555?

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 537 and 555 is 99345.

LCM(537,555) = 99345

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Least Common Multiple of 537 and 555 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 537 and 555, than apply into the LCM equation.

GCF(537,555) = 3
LCM(537,555) = ( 537 × 555) / 3
LCM(537,555) = 298035 / 3
LCM(537,555) = 99345

Least Common Multiple (LCM) of 537 and 555 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 537 and 555. First we will calculate the prime factors of 537 and 555.

Prime Factorization of 537

Prime factors of 537 are 3, 179. Prime factorization of 537 in exponential form is:

537 = 31 × 1791

Prime Factorization of 555

Prime factors of 555 are 3, 5, 37. Prime factorization of 555 in exponential form is:

555 = 31 × 51 × 371

Now multiplying the highest exponent prime factors to calculate the LCM of 537 and 555.

LCM(537,555) = 31 × 1791 × 51 × 371
LCM(537,555) = 99345