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What is the Least Common Multiple of 97243 and 97257?

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 97243 and 97257 is 9457562451.

LCM(97243,97257) = 9457562451

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Least Common Multiple of 97243 and 97257 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 97243 and 97257, than apply into the LCM equation.

GCF(97243,97257) = 1
LCM(97243,97257) = ( 97243 × 97257) / 1
LCM(97243,97257) = 9457562451 / 1
LCM(97243,97257) = 9457562451

Least Common Multiple (LCM) of 97243 and 97257 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 97243 and 97257. First we will calculate the prime factors of 97243 and 97257.

Prime Factorization of 97243

Prime factors of 97243 are 47, 2069. Prime factorization of 97243 in exponential form is:

97243 = 471 × 20691

Prime Factorization of 97257

Prime factors of 97257 are 3, 17, 1907. Prime factorization of 97257 in exponential form is:

97257 = 31 × 171 × 19071

Now multiplying the highest exponent prime factors to calculate the LCM of 97243 and 97257.

LCM(97243,97257) = 471 × 20691 × 31 × 171 × 19071
LCM(97243,97257) = 9457562451