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What is the Least Common Multiple of 70113 and 70122?

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 70113 and 70122 is 1638821262.

LCM(70113,70122) = 1638821262

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Least Common Multiple of 70113 and 70122 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70113 and 70122, than apply into the LCM equation.

GCF(70113,70122) = 3
LCM(70113,70122) = ( 70113 × 70122) / 3
LCM(70113,70122) = 4916463786 / 3
LCM(70113,70122) = 1638821262

Least Common Multiple (LCM) of 70113 and 70122 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70113 and 70122. First we will calculate the prime factors of 70113 and 70122.

Prime Factorization of 70113

Prime factors of 70113 are 3, 23371. Prime factorization of 70113 in exponential form is:

70113 = 31 × 233711

Prime Factorization of 70122

Prime factors of 70122 are 2, 3, 13, 29, 31. Prime factorization of 70122 in exponential form is:

70122 = 21 × 31 × 131 × 291 × 311

Now multiplying the highest exponent prime factors to calculate the LCM of 70113 and 70122.

LCM(70113,70122) = 31 × 233711 × 21 × 131 × 291 × 311
LCM(70113,70122) = 1638821262