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What is the Least Common Multiple of 25513 and 25518?

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 25513 and 25518 is 651040734.

LCM(25513,25518) = 651040734

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Least Common Multiple of 25513 and 25518 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25513 and 25518, than apply into the LCM equation.

GCF(25513,25518) = 1
LCM(25513,25518) = ( 25513 × 25518) / 1
LCM(25513,25518) = 651040734 / 1
LCM(25513,25518) = 651040734

Least Common Multiple (LCM) of 25513 and 25518 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25513 and 25518. First we will calculate the prime factors of 25513 and 25518.

Prime Factorization of 25513

Prime factors of 25513 are 31, 823. Prime factorization of 25513 in exponential form is:

25513 = 311 × 8231

Prime Factorization of 25518

Prime factors of 25518 are 2, 3, 4253. Prime factorization of 25518 in exponential form is:

25518 = 21 × 31 × 42531

Now multiplying the highest exponent prime factors to calculate the LCM of 25513 and 25518.

LCM(25513,25518) = 311 × 8231 × 21 × 31 × 42531
LCM(25513,25518) = 651040734