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What is the Least Common Multiple of 8172 and 8176?

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 8172 and 8176 is 16703568.

LCM(8172,8176) = 16703568

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Least Common Multiple of 8172 and 8176 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8172 and 8176, than apply into the LCM equation.

GCF(8172,8176) = 4
LCM(8172,8176) = ( 8172 × 8176) / 4
LCM(8172,8176) = 66814272 / 4
LCM(8172,8176) = 16703568

Least Common Multiple (LCM) of 8172 and 8176 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8172 and 8176. First we will calculate the prime factors of 8172 and 8176.

Prime Factorization of 8172

Prime factors of 8172 are 2, 3, 227. Prime factorization of 8172 in exponential form is:

8172 = 22 × 32 × 2271

Prime Factorization of 8176

Prime factors of 8176 are 2, 7, 73. Prime factorization of 8176 in exponential form is:

8176 = 24 × 71 × 731

Now multiplying the highest exponent prime factors to calculate the LCM of 8172 and 8176.

LCM(8172,8176) = 24 × 32 × 2271 × 71 × 731
LCM(8172,8176) = 16703568