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What is the Least Common Multiple of 87070 and 87087?

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 87070 and 87087 is 7582665090.

LCM(87070,87087) = 7582665090

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Least Common Multiple of 87070 and 87087 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87070 and 87087, than apply into the LCM equation.

GCF(87070,87087) = 1
LCM(87070,87087) = ( 87070 × 87087) / 1
LCM(87070,87087) = 7582665090 / 1
LCM(87070,87087) = 7582665090

Least Common Multiple (LCM) of 87070 and 87087 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87070 and 87087. First we will calculate the prime factors of 87070 and 87087.

Prime Factorization of 87070

Prime factors of 87070 are 2, 5, 8707. Prime factorization of 87070 in exponential form is:

87070 = 21 × 51 × 87071

Prime Factorization of 87087

Prime factors of 87087 are 3, 7, 11, 13, 29. Prime factorization of 87087 in exponential form is:

87087 = 31 × 71 × 111 × 131 × 291

Now multiplying the highest exponent prime factors to calculate the LCM of 87070 and 87087.

LCM(87070,87087) = 21 × 51 × 87071 × 31 × 71 × 111 × 131 × 291
LCM(87070,87087) = 7582665090