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What is the Least Common Multiple of 7065 and 7071?

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 7065 and 7071 is 16652205.

LCM(7065,7071) = 16652205

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Least Common Multiple of 7065 and 7071 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7065 and 7071, than apply into the LCM equation.

GCF(7065,7071) = 3
LCM(7065,7071) = ( 7065 × 7071) / 3
LCM(7065,7071) = 49956615 / 3
LCM(7065,7071) = 16652205

Least Common Multiple (LCM) of 7065 and 7071 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7065 and 7071. First we will calculate the prime factors of 7065 and 7071.

Prime Factorization of 7065

Prime factors of 7065 are 3, 5, 157. Prime factorization of 7065 in exponential form is:

7065 = 32 × 51 × 1571

Prime Factorization of 7071

Prime factors of 7071 are 3, 2357. Prime factorization of 7071 in exponential form is:

7071 = 31 × 23571

Now multiplying the highest exponent prime factors to calculate the LCM of 7065 and 7071.

LCM(7065,7071) = 32 × 51 × 1571 × 23571
LCM(7065,7071) = 16652205