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What is the Least Common Multiple of 90557 and 90573?

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 90557 and 90573 is 8202019161.

LCM(90557,90573) = 8202019161

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Least Common Multiple of 90557 and 90573 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90557 and 90573, than apply into the LCM equation.

GCF(90557,90573) = 1
LCM(90557,90573) = ( 90557 × 90573) / 1
LCM(90557,90573) = 8202019161 / 1
LCM(90557,90573) = 8202019161

Least Common Multiple (LCM) of 90557 and 90573 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90557 and 90573. First we will calculate the prime factors of 90557 and 90573.

Prime Factorization of 90557

Prime factors of 90557 are 137, 661. Prime factorization of 90557 in exponential form is:

90557 = 1371 × 6611

Prime Factorization of 90573

Prime factors of 90573 are 3, 7, 19, 227. Prime factorization of 90573 in exponential form is:

90573 = 31 × 71 × 191 × 2271

Now multiplying the highest exponent prime factors to calculate the LCM of 90557 and 90573.

LCM(90557,90573) = 1371 × 6611 × 31 × 71 × 191 × 2271
LCM(90557,90573) = 8202019161