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What is the Least Common Multiple of 70774 and 70782?

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 70774 and 70782 is 2504762634.

LCM(70774,70782) = 2504762634

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Least Common Multiple of 70774 and 70782 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70774 and 70782, than apply into the LCM equation.

GCF(70774,70782) = 2
LCM(70774,70782) = ( 70774 × 70782) / 2
LCM(70774,70782) = 5009525268 / 2
LCM(70774,70782) = 2504762634

Least Common Multiple (LCM) of 70774 and 70782 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70774 and 70782. First we will calculate the prime factors of 70774 and 70782.

Prime Factorization of 70774

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

70774 = 21 × 111 × 32171

Prime Factorization of 70782

Prime factors of 70782 are 2, 3, 47, 251. Prime factorization of 70782 in exponential form is:

70782 = 21 × 31 × 471 × 2511

Now multiplying the highest exponent prime factors to calculate the LCM of 70774 and 70782.

LCM(70774,70782) = 21 × 111 × 32171 × 31 × 471 × 2511
LCM(70774,70782) = 2504762634