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What is the Least Common Multiple of 27722 and 27731?

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 27722 and 27731 is 768758782.

LCM(27722,27731) = 768758782

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Least Common Multiple of 27722 and 27731 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27722 and 27731, than apply into the LCM equation.

GCF(27722,27731) = 1
LCM(27722,27731) = ( 27722 × 27731) / 1
LCM(27722,27731) = 768758782 / 1
LCM(27722,27731) = 768758782

Least Common Multiple (LCM) of 27722 and 27731 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27722 and 27731. First we will calculate the prime factors of 27722 and 27731.

Prime Factorization of 27722

Prime factors of 27722 are 2, 83, 167. Prime factorization of 27722 in exponential form is:

27722 = 21 × 831 × 1671

Prime Factorization of 27731

Prime factors of 27731 are 11, 2521. Prime factorization of 27731 in exponential form is:

27731 = 111 × 25211

Now multiplying the highest exponent prime factors to calculate the LCM of 27722 and 27731.

LCM(27722,27731) = 21 × 831 × 1671 × 111 × 25211
LCM(27722,27731) = 768758782