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What is the Least Common Multiple of 10900 and 10918?

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 10900 and 10918 is 59503100.

LCM(10900,10918) = 59503100

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Least Common Multiple of 10900 and 10918 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 10900 and 10918, than apply into the LCM equation.

GCF(10900,10918) = 2
LCM(10900,10918) = ( 10900 × 10918) / 2
LCM(10900,10918) = 119006200 / 2
LCM(10900,10918) = 59503100

Least Common Multiple (LCM) of 10900 and 10918 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 10900 and 10918. First we will calculate the prime factors of 10900 and 10918.

Prime Factorization of 10900

Prime factors of 10900 are 2, 5, 109. Prime factorization of 10900 in exponential form is:

10900 = 22 × 52 × 1091

Prime Factorization of 10918

Prime factors of 10918 are 2, 53, 103. Prime factorization of 10918 in exponential form is:

10918 = 21 × 531 × 1031

Now multiplying the highest exponent prime factors to calculate the LCM of 10900 and 10918.

LCM(10900,10918) = 22 × 52 × 1091 × 531 × 1031
LCM(10900,10918) = 59503100