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What is the Least Common Multiple of 2200 and 2204?

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 2200 and 2204 is 1212200.

LCM(2200,2204) = 1212200

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Least Common Multiple of 2200 and 2204 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2200 and 2204, than apply into the LCM equation.

GCF(2200,2204) = 4
LCM(2200,2204) = ( 2200 × 2204) / 4
LCM(2200,2204) = 4848800 / 4
LCM(2200,2204) = 1212200

Least Common Multiple (LCM) of 2200 and 2204 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2200 and 2204. First we will calculate the prime factors of 2200 and 2204.

Prime Factorization of 2200

Prime factors of 2200 are 2, 5, 11. Prime factorization of 2200 in exponential form is:

2200 = 23 × 52 × 111

Prime Factorization of 2204

Prime factors of 2204 are 2, 19, 29. Prime factorization of 2204 in exponential form is:

2204 = 22 × 191 × 291

Now multiplying the highest exponent prime factors to calculate the LCM of 2200 and 2204.

LCM(2200,2204) = 23 × 52 × 111 × 191 × 291
LCM(2200,2204) = 1212200