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What is the Least Common Multiple of 26290 and 26309?

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 26290 and 26309 is 691663610.

LCM(26290,26309) = 691663610

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Least Common Multiple of 26290 and 26309 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 26290 and 26309, than apply into the LCM equation.

GCF(26290,26309) = 1
LCM(26290,26309) = ( 26290 × 26309) / 1
LCM(26290,26309) = 691663610 / 1
LCM(26290,26309) = 691663610

Least Common Multiple (LCM) of 26290 and 26309 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 26290 and 26309. First we will calculate the prime factors of 26290 and 26309.

Prime Factorization of 26290

Prime factors of 26290 are 2, 5, 11, 239. Prime factorization of 26290 in exponential form is:

26290 = 21 × 51 × 111 × 2391

Prime Factorization of 26309

Prime factors of 26309 are 26309. Prime factorization of 26309 in exponential form is:

26309 = 263091

Now multiplying the highest exponent prime factors to calculate the LCM of 26290 and 26309.

LCM(26290,26309) = 21 × 51 × 111 × 2391 × 263091
LCM(26290,26309) = 691663610