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What is the Least Common Multiple of 25302 and 25315?

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 25302 and 25315 is 640520130.

LCM(25302,25315) = 640520130

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Least Common Multiple of 25302 and 25315 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25302 and 25315, than apply into the LCM equation.

GCF(25302,25315) = 1
LCM(25302,25315) = ( 25302 × 25315) / 1
LCM(25302,25315) = 640520130 / 1
LCM(25302,25315) = 640520130

Least Common Multiple (LCM) of 25302 and 25315 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25302 and 25315. First we will calculate the prime factors of 25302 and 25315.

Prime Factorization of 25302

Prime factors of 25302 are 2, 3, 4217. Prime factorization of 25302 in exponential form is:

25302 = 21 × 31 × 42171

Prime Factorization of 25315

Prime factors of 25315 are 5, 61, 83. Prime factorization of 25315 in exponential form is:

25315 = 51 × 611 × 831

Now multiplying the highest exponent prime factors to calculate the LCM of 25302 and 25315.

LCM(25302,25315) = 21 × 31 × 42171 × 51 × 611 × 831
LCM(25302,25315) = 640520130