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What is the Least Common Multiple of 70342 and 70346?

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 70342 and 70346 is 2474139166.

LCM(70342,70346) = 2474139166

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Least Common Multiple of 70342 and 70346 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70342 and 70346, than apply into the LCM equation.

GCF(70342,70346) = 2
LCM(70342,70346) = ( 70342 × 70346) / 2
LCM(70342,70346) = 4948278332 / 2
LCM(70342,70346) = 2474139166

Least Common Multiple (LCM) of 70342 and 70346 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70342 and 70346. First we will calculate the prime factors of 70342 and 70346.

Prime Factorization of 70342

Prime factors of 70342 are 2, 35171. Prime factorization of 70342 in exponential form is:

70342 = 21 × 351711

Prime Factorization of 70346

Prime factors of 70346 are 2, 17, 2069. Prime factorization of 70346 in exponential form is:

70346 = 21 × 171 × 20691

Now multiplying the highest exponent prime factors to calculate the LCM of 70342 and 70346.

LCM(70342,70346) = 21 × 351711 × 171 × 20691
LCM(70342,70346) = 2474139166