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What is the Least Common Multiple of 30507 and 30515?

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 30507 and 30515 is 930921105.

LCM(30507,30515) = 930921105

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Least Common Multiple of 30507 and 30515 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30507 and 30515, than apply into the LCM equation.

GCF(30507,30515) = 1
LCM(30507,30515) = ( 30507 × 30515) / 1
LCM(30507,30515) = 930921105 / 1
LCM(30507,30515) = 930921105

Least Common Multiple (LCM) of 30507 and 30515 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30507 and 30515. First we will calculate the prime factors of 30507 and 30515.

Prime Factorization of 30507

Prime factors of 30507 are 3, 10169. Prime factorization of 30507 in exponential form is:

30507 = 31 × 101691

Prime Factorization of 30515

Prime factors of 30515 are 5, 17, 359. Prime factorization of 30515 in exponential form is:

30515 = 51 × 171 × 3591

Now multiplying the highest exponent prime factors to calculate the LCM of 30507 and 30515.

LCM(30507,30515) = 31 × 101691 × 51 × 171 × 3591
LCM(30507,30515) = 930921105