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What is the Least Common Multiple of 97894 and 97900?

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 97894 and 97900 is 4791911300.

LCM(97894,97900) = 4791911300

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Least Common Multiple of 97894 and 97900 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 97894 and 97900, than apply into the LCM equation.

GCF(97894,97900) = 2
LCM(97894,97900) = ( 97894 × 97900) / 2
LCM(97894,97900) = 9583822600 / 2
LCM(97894,97900) = 4791911300

Least Common Multiple (LCM) of 97894 and 97900 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 97894 and 97900. First we will calculate the prime factors of 97894 and 97900.

Prime Factorization of 97894

Prime factors of 97894 are 2, 48947. Prime factorization of 97894 in exponential form is:

97894 = 21 × 489471

Prime Factorization of 97900

Prime factors of 97900 are 2, 5, 11, 89. Prime factorization of 97900 in exponential form is:

97900 = 22 × 52 × 111 × 891

Now multiplying the highest exponent prime factors to calculate the LCM of 97894 and 97900.

LCM(97894,97900) = 22 × 489471 × 52 × 111 × 891
LCM(97894,97900) = 4791911300