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What is the Least Common Multiple of 97908 and 97928?

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 97908 and 97928 is 2396983656.

LCM(97908,97928) = 2396983656

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Least Common Multiple of 97908 and 97928 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 97908 and 97928, than apply into the LCM equation.

GCF(97908,97928) = 4
LCM(97908,97928) = ( 97908 × 97928) / 4
LCM(97908,97928) = 9587934624 / 4
LCM(97908,97928) = 2396983656

Least Common Multiple (LCM) of 97908 and 97928 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 97908 and 97928. First we will calculate the prime factors of 97908 and 97928.

Prime Factorization of 97908

Prime factors of 97908 are 2, 3, 41, 199. Prime factorization of 97908 in exponential form is:

97908 = 22 × 31 × 411 × 1991

Prime Factorization of 97928

Prime factors of 97928 are 2, 12241. Prime factorization of 97928 in exponential form is:

97928 = 23 × 122411

Now multiplying the highest exponent prime factors to calculate the LCM of 97908 and 97928.

LCM(97908,97928) = 23 × 31 × 411 × 1991 × 122411
LCM(97908,97928) = 2396983656