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What is the Least Common Multiple of 90756 and 90761?

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 90756 and 90761 is 8237105316.

LCM(90756,90761) = 8237105316

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Least Common Multiple of 90756 and 90761 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90756 and 90761, than apply into the LCM equation.

GCF(90756,90761) = 1
LCM(90756,90761) = ( 90756 × 90761) / 1
LCM(90756,90761) = 8237105316 / 1
LCM(90756,90761) = 8237105316

Least Common Multiple (LCM) of 90756 and 90761 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90756 and 90761. First we will calculate the prime factors of 90756 and 90761.

Prime Factorization of 90756

Prime factors of 90756 are 2, 3, 2521. Prime factorization of 90756 in exponential form is:

90756 = 22 × 32 × 25211

Prime Factorization of 90761

Prime factors of 90761 are 11, 37, 223. Prime factorization of 90761 in exponential form is:

90761 = 111 × 371 × 2231

Now multiplying the highest exponent prime factors to calculate the LCM of 90756 and 90761.

LCM(90756,90761) = 22 × 32 × 25211 × 111 × 371 × 2231
LCM(90756,90761) = 8237105316