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What is the Least Common Multiple of 90636 and 90651?

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 90636 and 90651 is 2738748012.

LCM(90636,90651) = 2738748012

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Least Common Multiple of 90636 and 90651 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90636 and 90651, than apply into the LCM equation.

GCF(90636,90651) = 3
LCM(90636,90651) = ( 90636 × 90651) / 3
LCM(90636,90651) = 8216244036 / 3
LCM(90636,90651) = 2738748012

Least Common Multiple (LCM) of 90636 and 90651 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90636 and 90651. First we will calculate the prime factors of 90636 and 90651.

Prime Factorization of 90636

Prime factors of 90636 are 2, 3, 7, 13, 83. Prime factorization of 90636 in exponential form is:

90636 = 22 × 31 × 71 × 131 × 831

Prime Factorization of 90651

Prime factors of 90651 are 3, 11, 41, 67. Prime factorization of 90651 in exponential form is:

90651 = 31 × 111 × 411 × 671

Now multiplying the highest exponent prime factors to calculate the LCM of 90636 and 90651.

LCM(90636,90651) = 22 × 31 × 71 × 131 × 831 × 111 × 411 × 671
LCM(90636,90651) = 2738748012