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What is the Least Common Multiple of 70397 and 70401?

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 70397 and 70401 is 4956019197.

LCM(70397,70401) = 4956019197

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Least Common Multiple of 70397 and 70401 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70397 and 70401, than apply into the LCM equation.

GCF(70397,70401) = 1
LCM(70397,70401) = ( 70397 × 70401) / 1
LCM(70397,70401) = 4956019197 / 1
LCM(70397,70401) = 4956019197

Least Common Multiple (LCM) of 70397 and 70401 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70397 and 70401. First we will calculate the prime factors of 70397 and 70401.

Prime Factorization of 70397

Prime factors of 70397 are 17, 41, 101. Prime factorization of 70397 in exponential form is:

70397 = 171 × 411 × 1011

Prime Factorization of 70401

Prime factors of 70401 are 3, 31, 757. Prime factorization of 70401 in exponential form is:

70401 = 31 × 311 × 7571

Now multiplying the highest exponent prime factors to calculate the LCM of 70397 and 70401.

LCM(70397,70401) = 171 × 411 × 1011 × 31 × 311 × 7571
LCM(70397,70401) = 4956019197