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What is the Least Common Multiple of 26390 and 26407?

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 26390 and 26407 is 696880730.

LCM(26390,26407) = 696880730

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Least Common Multiple of 26390 and 26407 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 26390 and 26407, than apply into the LCM equation.

GCF(26390,26407) = 1
LCM(26390,26407) = ( 26390 × 26407) / 1
LCM(26390,26407) = 696880730 / 1
LCM(26390,26407) = 696880730

Least Common Multiple (LCM) of 26390 and 26407 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 26390 and 26407. First we will calculate the prime factors of 26390 and 26407.

Prime Factorization of 26390

Prime factors of 26390 are 2, 5, 7, 13, 29. Prime factorization of 26390 in exponential form is:

26390 = 21 × 51 × 71 × 131 × 291

Prime Factorization of 26407

Prime factors of 26407 are 26407. Prime factorization of 26407 in exponential form is:

26407 = 264071

Now multiplying the highest exponent prime factors to calculate the LCM of 26390 and 26407.

LCM(26390,26407) = 21 × 51 × 71 × 131 × 291 × 264071
LCM(26390,26407) = 696880730