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What is the Least Common Multiple of 5965 and 5980?

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 5965 and 5980 is 7134140.

LCM(5965,5980) = 7134140

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Least Common Multiple of 5965 and 5980 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5965 and 5980, than apply into the LCM equation.

GCF(5965,5980) = 5
LCM(5965,5980) = ( 5965 × 5980) / 5
LCM(5965,5980) = 35670700 / 5
LCM(5965,5980) = 7134140

Least Common Multiple (LCM) of 5965 and 5980 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 5965 and 5980. First we will calculate the prime factors of 5965 and 5980.

Prime Factorization of 5965

Prime factors of 5965 are 5, 1193. Prime factorization of 5965 in exponential form is:

5965 = 51 × 11931

Prime Factorization of 5980

Prime factors of 5980 are 2, 5, 13, 23. Prime factorization of 5980 in exponential form is:

5980 = 22 × 51 × 131 × 231

Now multiplying the highest exponent prime factors to calculate the LCM of 5965 and 5980.

LCM(5965,5980) = 51 × 11931 × 22 × 131 × 231
LCM(5965,5980) = 7134140