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What is the Least Common Multiple of 87754 and 87774?

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 87754 and 87774 is 3851259798.

LCM(87754,87774) = 3851259798

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Least Common Multiple of 87754 and 87774 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87754 and 87774, than apply into the LCM equation.

GCF(87754,87774) = 2
LCM(87754,87774) = ( 87754 × 87774) / 2
LCM(87754,87774) = 7702519596 / 2
LCM(87754,87774) = 3851259798

Least Common Multiple (LCM) of 87754 and 87774 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87754 and 87774. First we will calculate the prime factors of 87754 and 87774.

Prime Factorization of 87754

Prime factors of 87754 are 2, 17, 29, 89. Prime factorization of 87754 in exponential form is:

87754 = 21 × 171 × 291 × 891

Prime Factorization of 87774

Prime factors of 87774 are 2, 3, 14629. Prime factorization of 87774 in exponential form is:

87774 = 21 × 31 × 146291

Now multiplying the highest exponent prime factors to calculate the LCM of 87754 and 87774.

LCM(87754,87774) = 21 × 171 × 291 × 891 × 31 × 146291
LCM(87754,87774) = 3851259798