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What is the Least Common Multiple of 98918 and 98938?

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 98918 and 98938 is 4893374542.

LCM(98918,98938) = 4893374542

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Least Common Multiple of 98918 and 98938 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 98918 and 98938, than apply into the LCM equation.

GCF(98918,98938) = 2
LCM(98918,98938) = ( 98918 × 98938) / 2
LCM(98918,98938) = 9786749084 / 2
LCM(98918,98938) = 4893374542

Least Common Multiple (LCM) of 98918 and 98938 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 98918 and 98938. First we will calculate the prime factors of 98918 and 98938.

Prime Factorization of 98918

Prime factors of 98918 are 2, 49459. Prime factorization of 98918 in exponential form is:

98918 = 21 × 494591

Prime Factorization of 98938

Prime factors of 98938 are 2, 7, 37, 191. Prime factorization of 98938 in exponential form is:

98938 = 21 × 71 × 371 × 1911

Now multiplying the highest exponent prime factors to calculate the LCM of 98918 and 98938.

LCM(98918,98938) = 21 × 494591 × 71 × 371 × 1911
LCM(98918,98938) = 4893374542