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What is the Least Common Multiple of 70100 and 70116?

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 70100 and 70116 is 1228782900.

LCM(70100,70116) = 1228782900

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Least Common Multiple of 70100 and 70116 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70100 and 70116, than apply into the LCM equation.

GCF(70100,70116) = 4
LCM(70100,70116) = ( 70100 × 70116) / 4
LCM(70100,70116) = 4915131600 / 4
LCM(70100,70116) = 1228782900

Least Common Multiple (LCM) of 70100 and 70116 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70100 and 70116. First we will calculate the prime factors of 70100 and 70116.

Prime Factorization of 70100

Prime factors of 70100 are 2, 5, 701. Prime factorization of 70100 in exponential form is:

70100 = 22 × 52 × 7011

Prime Factorization of 70116

Prime factors of 70116 are 2, 3, 5843. Prime factorization of 70116 in exponential form is:

70116 = 22 × 31 × 58431

Now multiplying the highest exponent prime factors to calculate the LCM of 70100 and 70116.

LCM(70100,70116) = 22 × 52 × 7011 × 31 × 58431
LCM(70100,70116) = 1228782900