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What is the Least Common Multiple of 90629 and 90645?

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 90645 is 8215065705.

LCM(90629,90645) = 8215065705

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Least Common Multiple of 90629 and 90645 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 90645, than apply into the LCM equation.

GCF(90629,90645) = 1
LCM(90629,90645) = ( 90629 × 90645) / 1
LCM(90629,90645) = 8215065705 / 1
LCM(90629,90645) = 8215065705

Least Common Multiple (LCM) of 90629 and 90645 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90629 and 90645. First we will calculate the prime factors of 90629 and 90645.

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 90645

Prime factors of 90645 are 3, 5, 6043. Prime factorization of 90645 in exponential form is:

90645 = 31 × 51 × 60431

Now multiplying the highest exponent prime factors to calculate the LCM of 90629 and 90645.

LCM(90629,90645) = 71 × 112 × 1071 × 31 × 51 × 60431
LCM(90629,90645) = 8215065705