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What is the Least Common Multiple of 87422 and 87435?

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 87422 and 87435 is 7643742570.

LCM(87422,87435) = 7643742570

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Least Common Multiple of 87422 and 87435 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87422 and 87435, than apply into the LCM equation.

GCF(87422,87435) = 1
LCM(87422,87435) = ( 87422 × 87435) / 1
LCM(87422,87435) = 7643742570 / 1
LCM(87422,87435) = 7643742570

Least Common Multiple (LCM) of 87422 and 87435 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87422 and 87435. First we will calculate the prime factors of 87422 and 87435.

Prime Factorization of 87422

Prime factors of 87422 are 2, 43711. Prime factorization of 87422 in exponential form is:

87422 = 21 × 437111

Prime Factorization of 87435

Prime factors of 87435 are 3, 5, 29, 67. Prime factorization of 87435 in exponential form is:

87435 = 32 × 51 × 291 × 671

Now multiplying the highest exponent prime factors to calculate the LCM of 87422 and 87435.

LCM(87422,87435) = 21 × 437111 × 32 × 51 × 291 × 671
LCM(87422,87435) = 7643742570