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What is the Least Common Multiple of 31730 and 31737?

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 31730 and 31737 is 1007015010.

LCM(31730,31737) = 1007015010

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Least Common Multiple of 31730 and 31737 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31730 and 31737, than apply into the LCM equation.

GCF(31730,31737) = 1
LCM(31730,31737) = ( 31730 × 31737) / 1
LCM(31730,31737) = 1007015010 / 1
LCM(31730,31737) = 1007015010

Least Common Multiple (LCM) of 31730 and 31737 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31730 and 31737. First we will calculate the prime factors of 31730 and 31737.

Prime Factorization of 31730

Prime factors of 31730 are 2, 5, 19, 167. Prime factorization of 31730 in exponential form is:

31730 = 21 × 51 × 191 × 1671

Prime Factorization of 31737

Prime factors of 31737 are 3, 71, 149. Prime factorization of 31737 in exponential form is:

31737 = 31 × 711 × 1491

Now multiplying the highest exponent prime factors to calculate the LCM of 31730 and 31737.

LCM(31730,31737) = 21 × 51 × 191 × 1671 × 31 × 711 × 1491
LCM(31730,31737) = 1007015010