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What is the Least Common Multiple of 90629 and 90649?

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 90629 and 90649 is 8215428221.

LCM(90629,90649) = 8215428221

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Least Common Multiple of 90629 and 90649 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90629 and 90649, than apply into the LCM equation.

GCF(90629,90649) = 1
LCM(90629,90649) = ( 90629 × 90649) / 1
LCM(90629,90649) = 8215428221 / 1
LCM(90629,90649) = 8215428221

Least Common Multiple (LCM) of 90629 and 90649 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90629 and 90649. First we will calculate the prime factors of 90629 and 90649.

Prime Factorization of 90629

Prime factors of 90629 are 7, 11, 107. Prime factorization of 90629 in exponential form is:

90629 = 71 × 112 × 1071

Prime Factorization of 90649

Prime factors of 90649 are 13, 19, 367. Prime factorization of 90649 in exponential form is:

90649 = 131 × 191 × 3671

Now multiplying the highest exponent prime factors to calculate the LCM of 90629 and 90649.

LCM(90629,90649) = 71 × 112 × 1071 × 131 × 191 × 3671
LCM(90629,90649) = 8215428221