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What is the Least Common Multiple of 65568 and 65582?

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 65568 and 65582 is 2150040288.

LCM(65568,65582) = 2150040288

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Least Common Multiple of 65568 and 65582 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65568 and 65582, than apply into the LCM equation.

GCF(65568,65582) = 2
LCM(65568,65582) = ( 65568 × 65582) / 2
LCM(65568,65582) = 4300080576 / 2
LCM(65568,65582) = 2150040288

Least Common Multiple (LCM) of 65568 and 65582 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65568 and 65582. First we will calculate the prime factors of 65568 and 65582.

Prime Factorization of 65568

Prime factors of 65568 are 2, 3, 683. Prime factorization of 65568 in exponential form is:

65568 = 25 × 31 × 6831

Prime Factorization of 65582

Prime factors of 65582 are 2, 11, 271. Prime factorization of 65582 in exponential form is:

65582 = 21 × 112 × 2711

Now multiplying the highest exponent prime factors to calculate the LCM of 65568 and 65582.

LCM(65568,65582) = 25 × 31 × 6831 × 112 × 2711
LCM(65568,65582) = 2150040288