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What is the Least Common Multiple of 8429 and 8434?

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 8429 and 8434 is 71090186.

LCM(8429,8434) = 71090186

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Least Common Multiple of 8429 and 8434 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8429 and 8434, than apply into the LCM equation.

GCF(8429,8434) = 1
LCM(8429,8434) = ( 8429 × 8434) / 1
LCM(8429,8434) = 71090186 / 1
LCM(8429,8434) = 71090186

Least Common Multiple (LCM) of 8429 and 8434 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8429 and 8434. First we will calculate the prime factors of 8429 and 8434.

Prime Factorization of 8429

Prime factors of 8429 are 8429. Prime factorization of 8429 in exponential form is:

8429 = 84291

Prime Factorization of 8434

Prime factors of 8434 are 2, 4217. Prime factorization of 8434 in exponential form is:

8434 = 21 × 42171

Now multiplying the highest exponent prime factors to calculate the LCM of 8429 and 8434.

LCM(8429,8434) = 84291 × 21 × 42171
LCM(8429,8434) = 71090186