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What is the Least Common Multiple of 9520 and 9534?

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 9520 and 9534 is 6483120.

LCM(9520,9534) = 6483120

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Least Common Multiple of 9520 and 9534 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9520 and 9534, than apply into the LCM equation.

GCF(9520,9534) = 14
LCM(9520,9534) = ( 9520 × 9534) / 14
LCM(9520,9534) = 90763680 / 14
LCM(9520,9534) = 6483120

Least Common Multiple (LCM) of 9520 and 9534 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9520 and 9534. First we will calculate the prime factors of 9520 and 9534.

Prime Factorization of 9520

Prime factors of 9520 are 2, 5, 7, 17. Prime factorization of 9520 in exponential form is:

9520 = 24 × 51 × 71 × 171

Prime Factorization of 9534

Prime factors of 9534 are 2, 3, 7, 227. Prime factorization of 9534 in exponential form is:

9534 = 21 × 31 × 71 × 2271

Now multiplying the highest exponent prime factors to calculate the LCM of 9520 and 9534.

LCM(9520,9534) = 24 × 51 × 71 × 171 × 31 × 2271
LCM(9520,9534) = 6483120