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What is the Least Common Multiple of 23056 and 23070?

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 23056 and 23070 is 265950960.

LCM(23056,23070) = 265950960

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Least Common Multiple of 23056 and 23070 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 23056 and 23070, than apply into the LCM equation.

GCF(23056,23070) = 2
LCM(23056,23070) = ( 23056 × 23070) / 2
LCM(23056,23070) = 531901920 / 2
LCM(23056,23070) = 265950960

Least Common Multiple (LCM) of 23056 and 23070 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 23056 and 23070. First we will calculate the prime factors of 23056 and 23070.

Prime Factorization of 23056

Prime factors of 23056 are 2, 11, 131. Prime factorization of 23056 in exponential form is:

23056 = 24 × 111 × 1311

Prime Factorization of 23070

Prime factors of 23070 are 2, 3, 5, 769. Prime factorization of 23070 in exponential form is:

23070 = 21 × 31 × 51 × 7691

Now multiplying the highest exponent prime factors to calculate the LCM of 23056 and 23070.

LCM(23056,23070) = 24 × 111 × 1311 × 31 × 51 × 7691
LCM(23056,23070) = 265950960