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What is the Least Common Multiple of 70434 and 70441?

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 70434 and 70441 is 708777342.

LCM(70434,70441) = 708777342

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Least Common Multiple of 70434 and 70441 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70434 and 70441, than apply into the LCM equation.

GCF(70434,70441) = 7
LCM(70434,70441) = ( 70434 × 70441) / 7
LCM(70434,70441) = 4961441394 / 7
LCM(70434,70441) = 708777342

Least Common Multiple (LCM) of 70434 and 70441 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70434 and 70441. First we will calculate the prime factors of 70434 and 70441.

Prime Factorization of 70434

Prime factors of 70434 are 2, 3, 7, 13, 43. Prime factorization of 70434 in exponential form is:

70434 = 21 × 32 × 71 × 131 × 431

Prime Factorization of 70441

Prime factors of 70441 are 7, 29, 347. Prime factorization of 70441 in exponential form is:

70441 = 71 × 291 × 3471

Now multiplying the highest exponent prime factors to calculate the LCM of 70434 and 70441.

LCM(70434,70441) = 21 × 32 × 71 × 131 × 431 × 291 × 3471
LCM(70434,70441) = 708777342