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What is the Least Common Multiple of 72669 and 72688?

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 72669 and 72688 is 5282164272.

LCM(72669,72688) = 5282164272

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Least Common Multiple of 72669 and 72688 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72669 and 72688, than apply into the LCM equation.

GCF(72669,72688) = 1
LCM(72669,72688) = ( 72669 × 72688) / 1
LCM(72669,72688) = 5282164272 / 1
LCM(72669,72688) = 5282164272

Least Common Multiple (LCM) of 72669 and 72688 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72669 and 72688. First we will calculate the prime factors of 72669 and 72688.

Prime Factorization of 72669

Prime factors of 72669 are 3, 24223. Prime factorization of 72669 in exponential form is:

72669 = 31 × 242231

Prime Factorization of 72688

Prime factors of 72688 are 2, 7, 11, 59. Prime factorization of 72688 in exponential form is:

72688 = 24 × 71 × 111 × 591

Now multiplying the highest exponent prime factors to calculate the LCM of 72669 and 72688.

LCM(72669,72688) = 31 × 242231 × 24 × 71 × 111 × 591
LCM(72669,72688) = 5282164272