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What is the Least Common Multiple of 63422 and 63434?

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 63422 and 63434 is 2011555574.

LCM(63422,63434) = 2011555574

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Least Common Multiple of 63422 and 63434 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 63422 and 63434, than apply into the LCM equation.

GCF(63422,63434) = 2
LCM(63422,63434) = ( 63422 × 63434) / 2
LCM(63422,63434) = 4023111148 / 2
LCM(63422,63434) = 2011555574

Least Common Multiple (LCM) of 63422 and 63434 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 63422 and 63434. First we will calculate the prime factors of 63422 and 63434.

Prime Factorization of 63422

Prime factors of 63422 are 2, 19, 1669. Prime factorization of 63422 in exponential form is:

63422 = 21 × 191 × 16691

Prime Factorization of 63434

Prime factors of 63434 are 2, 7, 23, 197. Prime factorization of 63434 in exponential form is:

63434 = 21 × 71 × 231 × 1971

Now multiplying the highest exponent prime factors to calculate the LCM of 63422 and 63434.

LCM(63422,63434) = 21 × 191 × 16691 × 71 × 231 × 1971
LCM(63422,63434) = 2011555574