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What is the Least Common Multiple of 70348 and 70360?

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 70348 and 70360 is 1237421320.

LCM(70348,70360) = 1237421320

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Least Common Multiple of 70348 and 70360 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70348 and 70360, than apply into the LCM equation.

GCF(70348,70360) = 4
LCM(70348,70360) = ( 70348 × 70360) / 4
LCM(70348,70360) = 4949685280 / 4
LCM(70348,70360) = 1237421320

Least Common Multiple (LCM) of 70348 and 70360 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70348 and 70360. First we will calculate the prime factors of 70348 and 70360.

Prime Factorization of 70348

Prime factors of 70348 are 2, 43, 409. Prime factorization of 70348 in exponential form is:

70348 = 22 × 431 × 4091

Prime Factorization of 70360

Prime factors of 70360 are 2, 5, 1759. Prime factorization of 70360 in exponential form is:

70360 = 23 × 51 × 17591

Now multiplying the highest exponent prime factors to calculate the LCM of 70348 and 70360.

LCM(70348,70360) = 23 × 431 × 4091 × 51 × 17591
LCM(70348,70360) = 1237421320