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What is the Least Common Multiple of 67331 and 67345?

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 67331 and 67345 is 4534406195.

LCM(67331,67345) = 4534406195

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Least Common Multiple of 67331 and 67345 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67331 and 67345, than apply into the LCM equation.

GCF(67331,67345) = 1
LCM(67331,67345) = ( 67331 × 67345) / 1
LCM(67331,67345) = 4534406195 / 1
LCM(67331,67345) = 4534406195

Least Common Multiple (LCM) of 67331 and 67345 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67331 and 67345. First we will calculate the prime factors of 67331 and 67345.

Prime Factorization of 67331

Prime factors of 67331 are 11, 6121. Prime factorization of 67331 in exponential form is:

67331 = 111 × 61211

Prime Factorization of 67345

Prime factors of 67345 are 5, 13469. Prime factorization of 67345 in exponential form is:

67345 = 51 × 134691

Now multiplying the highest exponent prime factors to calculate the LCM of 67331 and 67345.

LCM(67331,67345) = 111 × 61211 × 51 × 134691
LCM(67331,67345) = 4534406195