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What is the Least Common Multiple of 2202 and 2218?

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 2202 and 2218 is 2442018.

LCM(2202,2218) = 2442018

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Least Common Multiple of 2202 and 2218 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2202 and 2218, than apply into the LCM equation.

GCF(2202,2218) = 2
LCM(2202,2218) = ( 2202 × 2218) / 2
LCM(2202,2218) = 4884036 / 2
LCM(2202,2218) = 2442018

Least Common Multiple (LCM) of 2202 and 2218 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2202 and 2218. First we will calculate the prime factors of 2202 and 2218.

Prime Factorization of 2202

Prime factors of 2202 are 2, 3, 367. Prime factorization of 2202 in exponential form is:

2202 = 21 × 31 × 3671

Prime Factorization of 2218

Prime factors of 2218 are 2, 1109. Prime factorization of 2218 in exponential form is:

2218 = 21 × 11091

Now multiplying the highest exponent prime factors to calculate the LCM of 2202 and 2218.

LCM(2202,2218) = 21 × 31 × 3671 × 11091
LCM(2202,2218) = 2442018