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What is the Least Common Multiple of 88638 and 88655?

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 88638 and 88655 is 462247170.

LCM(88638,88655) = 462247170

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Least Common Multiple of 88638 and 88655 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 88638 and 88655, than apply into the LCM equation.

GCF(88638,88655) = 17
LCM(88638,88655) = ( 88638 × 88655) / 17
LCM(88638,88655) = 7858201890 / 17
LCM(88638,88655) = 462247170

Least Common Multiple (LCM) of 88638 and 88655 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 88638 and 88655. First we will calculate the prime factors of 88638 and 88655.

Prime Factorization of 88638

Prime factors of 88638 are 2, 3, 11, 17, 79. Prime factorization of 88638 in exponential form is:

88638 = 21 × 31 × 111 × 171 × 791

Prime Factorization of 88655

Prime factors of 88655 are 5, 7, 17, 149. Prime factorization of 88655 in exponential form is:

88655 = 51 × 71 × 171 × 1491

Now multiplying the highest exponent prime factors to calculate the LCM of 88638 and 88655.

LCM(88638,88655) = 21 × 31 × 111 × 171 × 791 × 51 × 71 × 1491
LCM(88638,88655) = 462247170