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What is the Least Common Multiple of 7455 and 7467?

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 7455 and 7467 is 18555495.

LCM(7455,7467) = 18555495

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Least Common Multiple of 7455 and 7467 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7455 and 7467, than apply into the LCM equation.

GCF(7455,7467) = 3
LCM(7455,7467) = ( 7455 × 7467) / 3
LCM(7455,7467) = 55666485 / 3
LCM(7455,7467) = 18555495

Least Common Multiple (LCM) of 7455 and 7467 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7455 and 7467. First we will calculate the prime factors of 7455 and 7467.

Prime Factorization of 7455

Prime factors of 7455 are 3, 5, 7, 71. Prime factorization of 7455 in exponential form is:

7455 = 31 × 51 × 71 × 711

Prime Factorization of 7467

Prime factors of 7467 are 3, 19, 131. Prime factorization of 7467 in exponential form is:

7467 = 31 × 191 × 1311

Now multiplying the highest exponent prime factors to calculate the LCM of 7455 and 7467.

LCM(7455,7467) = 31 × 51 × 71 × 711 × 191 × 1311
LCM(7455,7467) = 18555495