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What is the Least Common Multiple of 9913 and 9918?

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 9913 and 9918 is 98317134.

LCM(9913,9918) = 98317134

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Least Common Multiple of 9913 and 9918 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9913 and 9918, than apply into the LCM equation.

GCF(9913,9918) = 1
LCM(9913,9918) = ( 9913 × 9918) / 1
LCM(9913,9918) = 98317134 / 1
LCM(9913,9918) = 98317134

Least Common Multiple (LCM) of 9913 and 9918 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9913 and 9918. First we will calculate the prime factors of 9913 and 9918.

Prime Factorization of 9913

Prime factors of 9913 are 23, 431. Prime factorization of 9913 in exponential form is:

9913 = 231 × 4311

Prime Factorization of 9918

Prime factors of 9918 are 2, 3, 19, 29. Prime factorization of 9918 in exponential form is:

9918 = 21 × 32 × 191 × 291

Now multiplying the highest exponent prime factors to calculate the LCM of 9913 and 9918.

LCM(9913,9918) = 231 × 4311 × 21 × 32 × 191 × 291
LCM(9913,9918) = 98317134