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What is the Least Common Multiple of 70760 and 70774?

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 70760 and 70774 is 2503984120.

LCM(70760,70774) = 2503984120

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Least Common Multiple of 70760 and 70774 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70760 and 70774, than apply into the LCM equation.

GCF(70760,70774) = 2
LCM(70760,70774) = ( 70760 × 70774) / 2
LCM(70760,70774) = 5007968240 / 2
LCM(70760,70774) = 2503984120

Least Common Multiple (LCM) of 70760 and 70774 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70760 and 70774. First we will calculate the prime factors of 70760 and 70774.

Prime Factorization of 70760

Prime factors of 70760 are 2, 5, 29, 61. Prime factorization of 70760 in exponential form is:

70760 = 23 × 51 × 291 × 611

Prime Factorization of 70774

Prime factors of 70774 are 2, 11, 3217. Prime factorization of 70774 in exponential form is:

70774 = 21 × 111 × 32171

Now multiplying the highest exponent prime factors to calculate the LCM of 70760 and 70774.

LCM(70760,70774) = 23 × 51 × 291 × 611 × 111 × 32171
LCM(70760,70774) = 2503984120