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What is the Least Common Multiple of 67711 and 67731?

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 67711 and 67731 is 4586133741.

LCM(67711,67731) = 4586133741

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Least Common Multiple of 67711 and 67731 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67711 and 67731, than apply into the LCM equation.

GCF(67711,67731) = 1
LCM(67711,67731) = ( 67711 × 67731) / 1
LCM(67711,67731) = 4586133741 / 1
LCM(67711,67731) = 4586133741

Least Common Multiple (LCM) of 67711 and 67731 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67711 and 67731. First we will calculate the prime factors of 67711 and 67731.

Prime Factorization of 67711

Prime factors of 67711 are 7, 17, 569. Prime factorization of 67711 in exponential form is:

67711 = 71 × 171 × 5691

Prime Factorization of 67731

Prime factors of 67731 are 3, 107, 211. Prime factorization of 67731 in exponential form is:

67731 = 31 × 1071 × 2111

Now multiplying the highest exponent prime factors to calculate the LCM of 67711 and 67731.

LCM(67711,67731) = 71 × 171 × 5691 × 31 × 1071 × 2111
LCM(67711,67731) = 4586133741