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What is the Least Common Multiple of 65805 and 65824?

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 65805 and 65824 is 4331548320.

LCM(65805,65824) = 4331548320

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Least Common Multiple of 65805 and 65824 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65805 and 65824, than apply into the LCM equation.

GCF(65805,65824) = 1
LCM(65805,65824) = ( 65805 × 65824) / 1
LCM(65805,65824) = 4331548320 / 1
LCM(65805,65824) = 4331548320

Least Common Multiple (LCM) of 65805 and 65824 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65805 and 65824. First we will calculate the prime factors of 65805 and 65824.

Prime Factorization of 65805

Prime factors of 65805 are 3, 5, 41, 107. Prime factorization of 65805 in exponential form is:

65805 = 31 × 51 × 411 × 1071

Prime Factorization of 65824

Prime factors of 65824 are 2, 11, 17. Prime factorization of 65824 in exponential form is:

65824 = 25 × 112 × 171

Now multiplying the highest exponent prime factors to calculate the LCM of 65805 and 65824.

LCM(65805,65824) = 31 × 51 × 411 × 1071 × 25 × 112 × 171
LCM(65805,65824) = 4331548320