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What is the Least Common Multiple of 8723 and 8731?

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 8723 and 8731 is 76160513.

LCM(8723,8731) = 76160513

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Least Common Multiple of 8723 and 8731 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8723 and 8731, than apply into the LCM equation.

GCF(8723,8731) = 1
LCM(8723,8731) = ( 8723 × 8731) / 1
LCM(8723,8731) = 76160513 / 1
LCM(8723,8731) = 76160513

Least Common Multiple (LCM) of 8723 and 8731 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8723 and 8731. First we will calculate the prime factors of 8723 and 8731.

Prime Factorization of 8723

Prime factors of 8723 are 11, 13, 61. Prime factorization of 8723 in exponential form is:

8723 = 111 × 131 × 611

Prime Factorization of 8731

Prime factors of 8731 are 8731. Prime factorization of 8731 in exponential form is:

8731 = 87311

Now multiplying the highest exponent prime factors to calculate the LCM of 8723 and 8731.

LCM(8723,8731) = 111 × 131 × 611 × 87311
LCM(8723,8731) = 76160513