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What is the Least Common Multiple of 67258 and 67278?

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 67258 and 67278 is 2262491862.

LCM(67258,67278) = 2262491862

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Least Common Multiple of 67258 and 67278 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67258 and 67278, than apply into the LCM equation.

GCF(67258,67278) = 2
LCM(67258,67278) = ( 67258 × 67278) / 2
LCM(67258,67278) = 4524983724 / 2
LCM(67258,67278) = 2262491862

Least Common Multiple (LCM) of 67258 and 67278 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67258 and 67278. First we will calculate the prime factors of 67258 and 67278.

Prime Factorization of 67258

Prime factors of 67258 are 2, 33629. Prime factorization of 67258 in exponential form is:

67258 = 21 × 336291

Prime Factorization of 67278

Prime factors of 67278 are 2, 3, 11213. Prime factorization of 67278 in exponential form is:

67278 = 21 × 31 × 112131

Now multiplying the highest exponent prime factors to calculate the LCM of 67258 and 67278.

LCM(67258,67278) = 21 × 336291 × 31 × 112131
LCM(67258,67278) = 2262491862