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What is the Least Common Multiple of 80143 and 80160?

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 80143 and 80160 is 6424262880.

LCM(80143,80160) = 6424262880

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Least Common Multiple of 80143 and 80160 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80143 and 80160, than apply into the LCM equation.

GCF(80143,80160) = 1
LCM(80143,80160) = ( 80143 × 80160) / 1
LCM(80143,80160) = 6424262880 / 1
LCM(80143,80160) = 6424262880

Least Common Multiple (LCM) of 80143 and 80160 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80143 and 80160. First we will calculate the prime factors of 80143 and 80160.

Prime Factorization of 80143

Prime factors of 80143 are 7, 107. Prime factorization of 80143 in exponential form is:

80143 = 71 × 1072

Prime Factorization of 80160

Prime factors of 80160 are 2, 3, 5, 167. Prime factorization of 80160 in exponential form is:

80160 = 25 × 31 × 51 × 1671

Now multiplying the highest exponent prime factors to calculate the LCM of 80143 and 80160.

LCM(80143,80160) = 71 × 1072 × 25 × 31 × 51 × 1671
LCM(80143,80160) = 6424262880