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Least Common Multiple of 67 and 71

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 67 and 71 is 4757.

LCM(67,71) = 4757

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Least Common Multiple of 67 and 71 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67 and 71, than apply into the LCM equation.

GCF(67,71) = 1
LCM(67,71) = ( 67 × 71) / 1
LCM(67,71) = 4757 / 1
LCM(67,71) = 4757

Least Common Multiple (LCM) of 67 and 71 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67 and 71. First we will calculate the prime factors of 67 and 71.

Prime Factorization of 67

Prime factors of 67 are 67. Prime factorization of 67 in exponential form is:

67 = 671

Prime Factorization of 71

Prime factors of 71 are 71. Prime factorization of 71 in exponential form is:

71 = 711

Now multiplying the highest exponent prime factors to calculate the LCM of 67 and 71.

LCM(67,71) = 671 × 711
LCM(67,71) = 4757

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