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What is the Least Common Multiple of 31725 and 31739?

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 31725 and 31739 is 1006919775.

LCM(31725,31739) = 1006919775

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Least Common Multiple of 31725 and 31739 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31725 and 31739, than apply into the LCM equation.

GCF(31725,31739) = 1
LCM(31725,31739) = ( 31725 × 31739) / 1
LCM(31725,31739) = 1006919775 / 1
LCM(31725,31739) = 1006919775

Least Common Multiple (LCM) of 31725 and 31739 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31725 and 31739. First we will calculate the prime factors of 31725 and 31739.

Prime Factorization of 31725

Prime factors of 31725 are 3, 5, 47. Prime factorization of 31725 in exponential form is:

31725 = 33 × 52 × 471

Prime Factorization of 31739

Prime factors of 31739 are 17, 1867. Prime factorization of 31739 in exponential form is:

31739 = 171 × 18671

Now multiplying the highest exponent prime factors to calculate the LCM of 31725 and 31739.

LCM(31725,31739) = 33 × 52 × 471 × 171 × 18671
LCM(31725,31739) = 1006919775