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What is the Least Common Multiple of 31697 and 31706?

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 31697 and 31706 is 1004985082.

LCM(31697,31706) = 1004985082

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Least Common Multiple of 31697 and 31706 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31697 and 31706, than apply into the LCM equation.

GCF(31697,31706) = 1
LCM(31697,31706) = ( 31697 × 31706) / 1
LCM(31697,31706) = 1004985082 / 1
LCM(31697,31706) = 1004985082

Least Common Multiple (LCM) of 31697 and 31706 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31697 and 31706. First we will calculate the prime factors of 31697 and 31706.

Prime Factorization of 31697

Prime factors of 31697 are 29, 1093. Prime factorization of 31697 in exponential form is:

31697 = 291 × 10931

Prime Factorization of 31706

Prime factors of 31706 are 2, 83, 191. Prime factorization of 31706 in exponential form is:

31706 = 21 × 831 × 1911

Now multiplying the highest exponent prime factors to calculate the LCM of 31697 and 31706.

LCM(31697,31706) = 291 × 10931 × 21 × 831 × 1911
LCM(31697,31706) = 1004985082