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What is the Least Common Multiple of 20260 and 20279?

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 20260 and 20279 is 410852540.

LCM(20260,20279) = 410852540

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Least Common Multiple of 20260 and 20279 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 20260 and 20279, than apply into the LCM equation.

GCF(20260,20279) = 1
LCM(20260,20279) = ( 20260 × 20279) / 1
LCM(20260,20279) = 410852540 / 1
LCM(20260,20279) = 410852540

Least Common Multiple (LCM) of 20260 and 20279 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 20260 and 20279. First we will calculate the prime factors of 20260 and 20279.

Prime Factorization of 20260

Prime factors of 20260 are 2, 5, 1013. Prime factorization of 20260 in exponential form is:

20260 = 22 × 51 × 10131

Prime Factorization of 20279

Prime factors of 20279 are 7, 2897. Prime factorization of 20279 in exponential form is:

20279 = 71 × 28971

Now multiplying the highest exponent prime factors to calculate the LCM of 20260 and 20279.

LCM(20260,20279) = 22 × 51 × 10131 × 71 × 28971
LCM(20260,20279) = 410852540