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What is the Least Common Multiple of 85222 and 85228?

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 85222 and 85228 is 3631650308.

LCM(85222,85228) = 3631650308

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Least Common Multiple of 85222 and 85228 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85222 and 85228, than apply into the LCM equation.

GCF(85222,85228) = 2
LCM(85222,85228) = ( 85222 × 85228) / 2
LCM(85222,85228) = 7263300616 / 2
LCM(85222,85228) = 3631650308

Least Common Multiple (LCM) of 85222 and 85228 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85222 and 85228. First we will calculate the prime factors of 85222 and 85228.

Prime Factorization of 85222

Prime factors of 85222 are 2, 42611. Prime factorization of 85222 in exponential form is:

85222 = 21 × 426111

Prime Factorization of 85228

Prime factors of 85228 are 2, 11, 13, 149. Prime factorization of 85228 in exponential form is:

85228 = 22 × 111 × 131 × 1491

Now multiplying the highest exponent prime factors to calculate the LCM of 85222 and 85228.

LCM(85222,85228) = 22 × 426111 × 111 × 131 × 1491
LCM(85222,85228) = 3631650308