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What is the Least Common Multiple of 70940 and 70959?

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 70940 and 70959 is 5033831460.

LCM(70940,70959) = 5033831460

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Least Common Multiple of 70940 and 70959 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70940 and 70959, than apply into the LCM equation.

GCF(70940,70959) = 1
LCM(70940,70959) = ( 70940 × 70959) / 1
LCM(70940,70959) = 5033831460 / 1
LCM(70940,70959) = 5033831460

Least Common Multiple (LCM) of 70940 and 70959 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70940 and 70959. First we will calculate the prime factors of 70940 and 70959.

Prime Factorization of 70940

Prime factors of 70940 are 2, 5, 3547. Prime factorization of 70940 in exponential form is:

70940 = 22 × 51 × 35471

Prime Factorization of 70959

Prime factors of 70959 are 3, 7, 31, 109. Prime factorization of 70959 in exponential form is:

70959 = 31 × 71 × 311 × 1091

Now multiplying the highest exponent prime factors to calculate the LCM of 70940 and 70959.

LCM(70940,70959) = 22 × 51 × 35471 × 31 × 71 × 311 × 1091
LCM(70940,70959) = 5033831460