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What is the Least Common Multiple of 23540 and 23551?

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 23540 and 23551 is 50399140.

LCM(23540,23551) = 50399140

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Least Common Multiple of 23540 and 23551 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 23540 and 23551, than apply into the LCM equation.

GCF(23540,23551) = 11
LCM(23540,23551) = ( 23540 × 23551) / 11
LCM(23540,23551) = 554390540 / 11
LCM(23540,23551) = 50399140

Least Common Multiple (LCM) of 23540 and 23551 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 23540 and 23551. First we will calculate the prime factors of 23540 and 23551.

Prime Factorization of 23540

Prime factors of 23540 are 2, 5, 11, 107. Prime factorization of 23540 in exponential form is:

23540 = 22 × 51 × 111 × 1071

Prime Factorization of 23551

Prime factors of 23551 are 11, 2141. Prime factorization of 23551 in exponential form is:

23551 = 111 × 21411

Now multiplying the highest exponent prime factors to calculate the LCM of 23540 and 23551.

LCM(23540,23551) = 22 × 51 × 111 × 1071 × 21411
LCM(23540,23551) = 50399140