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What is the Least Common Multiple of 90923 and 90943?

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 90923 and 90943 is 8268810389.

LCM(90923,90943) = 8268810389

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Least Common Multiple of 90923 and 90943 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90923 and 90943, than apply into the LCM equation.

GCF(90923,90943) = 1
LCM(90923,90943) = ( 90923 × 90943) / 1
LCM(90923,90943) = 8268810389 / 1
LCM(90923,90943) = 8268810389

Least Common Multiple (LCM) of 90923 and 90943 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90923 and 90943. First we will calculate the prime factors of 90923 and 90943.

Prime Factorization of 90923

Prime factors of 90923 are 7, 31, 419. Prime factorization of 90923 in exponential form is:

90923 = 71 × 311 × 4191

Prime Factorization of 90943

Prime factors of 90943 are 199, 457. Prime factorization of 90943 in exponential form is:

90943 = 1991 × 4571

Now multiplying the highest exponent prime factors to calculate the LCM of 90923 and 90943.

LCM(90923,90943) = 71 × 311 × 4191 × 1991 × 4571
LCM(90923,90943) = 8268810389