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What is the Least Common Multiple of 10998 and 11010?

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 10998 and 11010 is 20181330.

LCM(10998,11010) = 20181330

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Least Common Multiple of 10998 and 11010 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 10998 and 11010, than apply into the LCM equation.

GCF(10998,11010) = 6
LCM(10998,11010) = ( 10998 × 11010) / 6
LCM(10998,11010) = 121087980 / 6
LCM(10998,11010) = 20181330

Least Common Multiple (LCM) of 10998 and 11010 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 10998 and 11010. First we will calculate the prime factors of 10998 and 11010.

Prime Factorization of 10998

Prime factors of 10998 are 2, 3, 13, 47. Prime factorization of 10998 in exponential form is:

10998 = 21 × 32 × 131 × 471

Prime Factorization of 11010

Prime factors of 11010 are 2, 3, 5, 367. Prime factorization of 11010 in exponential form is:

11010 = 21 × 31 × 51 × 3671

Now multiplying the highest exponent prime factors to calculate the LCM of 10998 and 11010.

LCM(10998,11010) = 21 × 32 × 131 × 471 × 51 × 3671
LCM(10998,11010) = 20181330