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What is the Least Common Multiple of 75772 and 75777?

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 75772 and 75777 is 5741774844.

LCM(75772,75777) = 5741774844

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Least Common Multiple of 75772 and 75777 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75772 and 75777, than apply into the LCM equation.

GCF(75772,75777) = 1
LCM(75772,75777) = ( 75772 × 75777) / 1
LCM(75772,75777) = 5741774844 / 1
LCM(75772,75777) = 5741774844

Least Common Multiple (LCM) of 75772 and 75777 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75772 and 75777. First we will calculate the prime factors of 75772 and 75777.

Prime Factorization of 75772

Prime factors of 75772 are 2, 19, 997. Prime factorization of 75772 in exponential form is:

75772 = 22 × 191 × 9971

Prime Factorization of 75777

Prime factors of 75777 are 3, 13, 29, 67. Prime factorization of 75777 in exponential form is:

75777 = 31 × 131 × 291 × 671

Now multiplying the highest exponent prime factors to calculate the LCM of 75772 and 75777.

LCM(75772,75777) = 22 × 191 × 9971 × 31 × 131 × 291 × 671
LCM(75772,75777) = 5741774844