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What is the Least Common Multiple of 90461 and 90472?

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 90461 and 90472 is 8184187592.

LCM(90461,90472) = 8184187592

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Least Common Multiple of 90461 and 90472 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90461 and 90472, than apply into the LCM equation.

GCF(90461,90472) = 1
LCM(90461,90472) = ( 90461 × 90472) / 1
LCM(90461,90472) = 8184187592 / 1
LCM(90461,90472) = 8184187592

Least Common Multiple (LCM) of 90461 and 90472 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90461 and 90472. First we will calculate the prime factors of 90461 and 90472.

Prime Factorization of 90461

Prime factors of 90461 are 7, 12923. Prime factorization of 90461 in exponential form is:

90461 = 71 × 129231

Prime Factorization of 90472

Prime factors of 90472 are 2, 43, 263. Prime factorization of 90472 in exponential form is:

90472 = 23 × 431 × 2631

Now multiplying the highest exponent prime factors to calculate the LCM of 90461 and 90472.

LCM(90461,90472) = 71 × 129231 × 23 × 431 × 2631
LCM(90461,90472) = 8184187592