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What is the Least Common Multiple of 39340 and 39358?

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 39340 and 39358 is 774171860.

LCM(39340,39358) = 774171860

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Least Common Multiple of 39340 and 39358 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39340 and 39358, than apply into the LCM equation.

GCF(39340,39358) = 2
LCM(39340,39358) = ( 39340 × 39358) / 2
LCM(39340,39358) = 1548343720 / 2
LCM(39340,39358) = 774171860

Least Common Multiple (LCM) of 39340 and 39358 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39340 and 39358. First we will calculate the prime factors of 39340 and 39358.

Prime Factorization of 39340

Prime factors of 39340 are 2, 5, 7, 281. Prime factorization of 39340 in exponential form is:

39340 = 22 × 51 × 71 × 2811

Prime Factorization of 39358

Prime factors of 39358 are 2, 11, 1789. Prime factorization of 39358 in exponential form is:

39358 = 21 × 111 × 17891

Now multiplying the highest exponent prime factors to calculate the LCM of 39340 and 39358.

LCM(39340,39358) = 22 × 51 × 71 × 2811 × 111 × 17891
LCM(39340,39358) = 774171860