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What is the Least Common Multiple of 3020 and 3038?

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 3020 and 3038 is 4587380.

LCM(3020,3038) = 4587380

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Least Common Multiple of 3020 and 3038 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3020 and 3038, than apply into the LCM equation.

GCF(3020,3038) = 2
LCM(3020,3038) = ( 3020 × 3038) / 2
LCM(3020,3038) = 9174760 / 2
LCM(3020,3038) = 4587380

Least Common Multiple (LCM) of 3020 and 3038 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3020 and 3038. First we will calculate the prime factors of 3020 and 3038.

Prime Factorization of 3020

Prime factors of 3020 are 2, 5, 151. Prime factorization of 3020 in exponential form is:

3020 = 22 × 51 × 1511

Prime Factorization of 3038

Prime factors of 3038 are 2, 7, 31. Prime factorization of 3038 in exponential form is:

3038 = 21 × 72 × 311

Now multiplying the highest exponent prime factors to calculate the LCM of 3020 and 3038.

LCM(3020,3038) = 22 × 51 × 1511 × 72 × 311
LCM(3020,3038) = 4587380