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What is the Least Common Multiple of 7031 and 7045?

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 7031 and 7045 is 49533395.

LCM(7031,7045) = 49533395

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Least Common Multiple of 7031 and 7045 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7031 and 7045, than apply into the LCM equation.

GCF(7031,7045) = 1
LCM(7031,7045) = ( 7031 × 7045) / 1
LCM(7031,7045) = 49533395 / 1
LCM(7031,7045) = 49533395

Least Common Multiple (LCM) of 7031 and 7045 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7031 and 7045. First we will calculate the prime factors of 7031 and 7045.

Prime Factorization of 7031

Prime factors of 7031 are 79, 89. Prime factorization of 7031 in exponential form is:

7031 = 791 × 891

Prime Factorization of 7045

Prime factors of 7045 are 5, 1409. Prime factorization of 7045 in exponential form is:

7045 = 51 × 14091

Now multiplying the highest exponent prime factors to calculate the LCM of 7031 and 7045.

LCM(7031,7045) = 791 × 891 × 51 × 14091
LCM(7031,7045) = 49533395