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What is the Least Common Multiple of 97309 and 97328?

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 97309 and 97328 is 9470890352.

LCM(97309,97328) = 9470890352

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Least Common Multiple of 97309 and 97328 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 97309 and 97328, than apply into the LCM equation.

GCF(97309,97328) = 1
LCM(97309,97328) = ( 97309 × 97328) / 1
LCM(97309,97328) = 9470890352 / 1
LCM(97309,97328) = 9470890352

Least Common Multiple (LCM) of 97309 and 97328 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 97309 and 97328. First we will calculate the prime factors of 97309 and 97328.

Prime Factorization of 97309

Prime factors of 97309 are 31, 43, 73. Prime factorization of 97309 in exponential form is:

97309 = 311 × 431 × 731

Prime Factorization of 97328

Prime factors of 97328 are 2, 7, 11, 79. Prime factorization of 97328 in exponential form is:

97328 = 24 × 71 × 111 × 791

Now multiplying the highest exponent prime factors to calculate the LCM of 97309 and 97328.

LCM(97309,97328) = 311 × 431 × 731 × 24 × 71 × 111 × 791
LCM(97309,97328) = 9470890352