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What is the Least Common Multiple of 41470 and 41487?

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 41470 and 41487 is 1720465890.

LCM(41470,41487) = 1720465890

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Least Common Multiple of 41470 and 41487 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 41470 and 41487, than apply into the LCM equation.

GCF(41470,41487) = 1
LCM(41470,41487) = ( 41470 × 41487) / 1
LCM(41470,41487) = 1720465890 / 1
LCM(41470,41487) = 1720465890

Least Common Multiple (LCM) of 41470 and 41487 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 41470 and 41487. First we will calculate the prime factors of 41470 and 41487.

Prime Factorization of 41470

Prime factors of 41470 are 2, 5, 11, 13, 29. Prime factorization of 41470 in exponential form is:

41470 = 21 × 51 × 111 × 131 × 291

Prime Factorization of 41487

Prime factors of 41487 are 3, 13829. Prime factorization of 41487 in exponential form is:

41487 = 31 × 138291

Now multiplying the highest exponent prime factors to calculate the LCM of 41470 and 41487.

LCM(41470,41487) = 21 × 51 × 111 × 131 × 291 × 31 × 138291
LCM(41470,41487) = 1720465890