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What is the Least Common Multiple of 7242 and 7255?

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 7242 and 7255 is 52540710.

LCM(7242,7255) = 52540710

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Least Common Multiple of 7242 and 7255 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7242 and 7255, than apply into the LCM equation.

GCF(7242,7255) = 1
LCM(7242,7255) = ( 7242 × 7255) / 1
LCM(7242,7255) = 52540710 / 1
LCM(7242,7255) = 52540710

Least Common Multiple (LCM) of 7242 and 7255 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7242 and 7255. First we will calculate the prime factors of 7242 and 7255.

Prime Factorization of 7242

Prime factors of 7242 are 2, 3, 17, 71. Prime factorization of 7242 in exponential form is:

7242 = 21 × 31 × 171 × 711

Prime Factorization of 7255

Prime factors of 7255 are 5, 1451. Prime factorization of 7255 in exponential form is:

7255 = 51 × 14511

Now multiplying the highest exponent prime factors to calculate the LCM of 7242 and 7255.

LCM(7242,7255) = 21 × 31 × 171 × 711 × 51 × 14511
LCM(7242,7255) = 52540710