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What is the Least Common Multiple of 70090 and 70102?

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 70090 and 70102 is 2456724590.

LCM(70090,70102) = 2456724590

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Least Common Multiple of 70090 and 70102 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70090 and 70102, than apply into the LCM equation.

GCF(70090,70102) = 2
LCM(70090,70102) = ( 70090 × 70102) / 2
LCM(70090,70102) = 4913449180 / 2
LCM(70090,70102) = 2456724590

Least Common Multiple (LCM) of 70090 and 70102 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70090 and 70102. First we will calculate the prime factors of 70090 and 70102.

Prime Factorization of 70090

Prime factors of 70090 are 2, 5, 43, 163. Prime factorization of 70090 in exponential form is:

70090 = 21 × 51 × 431 × 1631

Prime Factorization of 70102

Prime factors of 70102 are 2, 35051. Prime factorization of 70102 in exponential form is:

70102 = 21 × 350511

Now multiplying the highest exponent prime factors to calculate the LCM of 70090 and 70102.

LCM(70090,70102) = 21 × 51 × 431 × 1631 × 350511
LCM(70090,70102) = 2456724590