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What is the Least Common Multiple of 68236 and 68256?

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 68236 and 68256 is 1164379104.

LCM(68236,68256) = 1164379104

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Least Common Multiple of 68236 and 68256 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68236 and 68256, than apply into the LCM equation.

GCF(68236,68256) = 4
LCM(68236,68256) = ( 68236 × 68256) / 4
LCM(68236,68256) = 4657516416 / 4
LCM(68236,68256) = 1164379104

Least Common Multiple (LCM) of 68236 and 68256 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68236 and 68256. First we will calculate the prime factors of 68236 and 68256.

Prime Factorization of 68236

Prime factors of 68236 are 2, 7, 2437. Prime factorization of 68236 in exponential form is:

68236 = 22 × 71 × 24371

Prime Factorization of 68256

Prime factors of 68256 are 2, 3, 79. Prime factorization of 68256 in exponential form is:

68256 = 25 × 33 × 791

Now multiplying the highest exponent prime factors to calculate the LCM of 68236 and 68256.

LCM(68236,68256) = 25 × 71 × 24371 × 33 × 791
LCM(68236,68256) = 1164379104