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What is the Least Common Multiple of 26428 and 26445?

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 26428 and 26445 is 698888460.

LCM(26428,26445) = 698888460

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Least Common Multiple of 26428 and 26445 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 26428 and 26445, than apply into the LCM equation.

GCF(26428,26445) = 1
LCM(26428,26445) = ( 26428 × 26445) / 1
LCM(26428,26445) = 698888460 / 1
LCM(26428,26445) = 698888460

Least Common Multiple (LCM) of 26428 and 26445 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 26428 and 26445. First we will calculate the prime factors of 26428 and 26445.

Prime Factorization of 26428

Prime factors of 26428 are 2, 6607. Prime factorization of 26428 in exponential form is:

26428 = 22 × 66071

Prime Factorization of 26445

Prime factors of 26445 are 3, 5, 41, 43. Prime factorization of 26445 in exponential form is:

26445 = 31 × 51 × 411 × 431

Now multiplying the highest exponent prime factors to calculate the LCM of 26428 and 26445.

LCM(26428,26445) = 22 × 66071 × 31 × 51 × 411 × 431
LCM(26428,26445) = 698888460