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What is the Least Common Multiple of 55220 and 55226?

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 55220 and 55226 is 1524789860.

LCM(55220,55226) = 1524789860

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Least Common Multiple of 55220 and 55226 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55220 and 55226, than apply into the LCM equation.

GCF(55220,55226) = 2
LCM(55220,55226) = ( 55220 × 55226) / 2
LCM(55220,55226) = 3049579720 / 2
LCM(55220,55226) = 1524789860

Least Common Multiple (LCM) of 55220 and 55226 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55220 and 55226. First we will calculate the prime factors of 55220 and 55226.

Prime Factorization of 55220

Prime factors of 55220 are 2, 5, 11, 251. Prime factorization of 55220 in exponential form is:

55220 = 22 × 51 × 111 × 2511

Prime Factorization of 55226

Prime factors of 55226 are 2, 53, 521. Prime factorization of 55226 in exponential form is:

55226 = 21 × 531 × 5211

Now multiplying the highest exponent prime factors to calculate the LCM of 55220 and 55226.

LCM(55220,55226) = 22 × 51 × 111 × 2511 × 531 × 5211
LCM(55220,55226) = 1524789860