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What is the Least Common Multiple of 70131 and 70151?

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 70131 and 70151 is 4919759781.

LCM(70131,70151) = 4919759781

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Least Common Multiple of 70131 and 70151 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70131 and 70151, than apply into the LCM equation.

GCF(70131,70151) = 1
LCM(70131,70151) = ( 70131 × 70151) / 1
LCM(70131,70151) = 4919759781 / 1
LCM(70131,70151) = 4919759781

Least Common Multiple (LCM) of 70131 and 70151 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70131 and 70151. First we will calculate the prime factors of 70131 and 70151.

Prime Factorization of 70131

Prime factors of 70131 are 3, 97, 241. Prime factorization of 70131 in exponential form is:

70131 = 31 × 971 × 2411

Prime Factorization of 70151

Prime factors of 70151 are 29, 41, 59. Prime factorization of 70151 in exponential form is:

70151 = 291 × 411 × 591

Now multiplying the highest exponent prime factors to calculate the LCM of 70131 and 70151.

LCM(70131,70151) = 31 × 971 × 2411 × 291 × 411 × 591
LCM(70131,70151) = 4919759781