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What is the Least Common Multiple of 22243 and 22261?

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 22243 and 22261 is 495151423.

LCM(22243,22261) = 495151423

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Least Common Multiple of 22243 and 22261 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 22243 and 22261, than apply into the LCM equation.

GCF(22243,22261) = 1
LCM(22243,22261) = ( 22243 × 22261) / 1
LCM(22243,22261) = 495151423 / 1
LCM(22243,22261) = 495151423

Least Common Multiple (LCM) of 22243 and 22261 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 22243 and 22261. First we will calculate the prime factors of 22243 and 22261.

Prime Factorization of 22243

Prime factors of 22243 are 13, 29, 59. Prime factorization of 22243 in exponential form is:

22243 = 131 × 291 × 591

Prime Factorization of 22261

Prime factors of 22261 are 113, 197. Prime factorization of 22261 in exponential form is:

22261 = 1131 × 1971

Now multiplying the highest exponent prime factors to calculate the LCM of 22243 and 22261.

LCM(22243,22261) = 131 × 291 × 591 × 1131 × 1971
LCM(22243,22261) = 495151423