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What is the Least Common Multiple of 38955 and 38964?

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 38955 and 38964 is 505947540.

LCM(38955,38964) = 505947540

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Least Common Multiple of 38955 and 38964 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38955 and 38964, than apply into the LCM equation.

GCF(38955,38964) = 3
LCM(38955,38964) = ( 38955 × 38964) / 3
LCM(38955,38964) = 1517842620 / 3
LCM(38955,38964) = 505947540

Least Common Multiple (LCM) of 38955 and 38964 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38955 and 38964. First we will calculate the prime factors of 38955 and 38964.

Prime Factorization of 38955

Prime factors of 38955 are 3, 5, 7, 53. Prime factorization of 38955 in exponential form is:

38955 = 31 × 51 × 72 × 531

Prime Factorization of 38964

Prime factors of 38964 are 2, 3, 17, 191. Prime factorization of 38964 in exponential form is:

38964 = 22 × 31 × 171 × 1911

Now multiplying the highest exponent prime factors to calculate the LCM of 38955 and 38964.

LCM(38955,38964) = 31 × 51 × 72 × 531 × 22 × 171 × 1911
LCM(38955,38964) = 505947540