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What is the Least Common Multiple of 97258 and 97278?

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 97258 and 97278 is 4730531862.

LCM(97258,97278) = 4730531862

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Least Common Multiple of 97258 and 97278 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 97258 and 97278, than apply into the LCM equation.

GCF(97258,97278) = 2
LCM(97258,97278) = ( 97258 × 97278) / 2
LCM(97258,97278) = 9461063724 / 2
LCM(97258,97278) = 4730531862

Least Common Multiple (LCM) of 97258 and 97278 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 97258 and 97278. First we will calculate the prime factors of 97258 and 97278.

Prime Factorization of 97258

Prime factors of 97258 are 2, 7, 6947. Prime factorization of 97258 in exponential form is:

97258 = 21 × 71 × 69471

Prime Factorization of 97278

Prime factors of 97278 are 2, 3, 31, 523. Prime factorization of 97278 in exponential form is:

97278 = 21 × 31 × 311 × 5231

Now multiplying the highest exponent prime factors to calculate the LCM of 97258 and 97278.

LCM(97258,97278) = 21 × 71 × 69471 × 31 × 311 × 5231
LCM(97258,97278) = 4730531862