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What is the Least Common Multiple of 70975 and 70986?

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 70975 and 70986 is 5038231350.

LCM(70975,70986) = 5038231350

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Least Common Multiple of 70975 and 70986 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70975 and 70986, than apply into the LCM equation.

GCF(70975,70986) = 1
LCM(70975,70986) = ( 70975 × 70986) / 1
LCM(70975,70986) = 5038231350 / 1
LCM(70975,70986) = 5038231350

Least Common Multiple (LCM) of 70975 and 70986 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70975 and 70986. First we will calculate the prime factors of 70975 and 70986.

Prime Factorization of 70975

Prime factors of 70975 are 5, 17, 167. Prime factorization of 70975 in exponential form is:

70975 = 52 × 171 × 1671

Prime Factorization of 70986

Prime factors of 70986 are 2, 3, 11831. Prime factorization of 70986 in exponential form is:

70986 = 21 × 31 × 118311

Now multiplying the highest exponent prime factors to calculate the LCM of 70975 and 70986.

LCM(70975,70986) = 52 × 171 × 1671 × 21 × 31 × 118311
LCM(70975,70986) = 5038231350