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What is the Least Common Multiple of 70551 and 70568?

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 70551 and 70568 is 4978642968.

LCM(70551,70568) = 4978642968

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Least Common Multiple of 70551 and 70568 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70551 and 70568, than apply into the LCM equation.

GCF(70551,70568) = 1
LCM(70551,70568) = ( 70551 × 70568) / 1
LCM(70551,70568) = 4978642968 / 1
LCM(70551,70568) = 4978642968

Least Common Multiple (LCM) of 70551 and 70568 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70551 and 70568. First we will calculate the prime factors of 70551 and 70568.

Prime Factorization of 70551

Prime factors of 70551 are 3, 13, 67. Prime factorization of 70551 in exponential form is:

70551 = 34 × 131 × 671

Prime Factorization of 70568

Prime factors of 70568 are 2, 8821. Prime factorization of 70568 in exponential form is:

70568 = 23 × 88211

Now multiplying the highest exponent prime factors to calculate the LCM of 70551 and 70568.

LCM(70551,70568) = 34 × 131 × 671 × 23 × 88211
LCM(70551,70568) = 4978642968