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What is the Least Common Multiple of 27961 and 27975?

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 27961 and 27975 is 782208975.

LCM(27961,27975) = 782208975

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Least Common Multiple of 27961 and 27975 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27961 and 27975, than apply into the LCM equation.

GCF(27961,27975) = 1
LCM(27961,27975) = ( 27961 × 27975) / 1
LCM(27961,27975) = 782208975 / 1
LCM(27961,27975) = 782208975

Least Common Multiple (LCM) of 27961 and 27975 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27961 and 27975. First we will calculate the prime factors of 27961 and 27975.

Prime Factorization of 27961

Prime factors of 27961 are 27961. Prime factorization of 27961 in exponential form is:

27961 = 279611

Prime Factorization of 27975

Prime factors of 27975 are 3, 5, 373. Prime factorization of 27975 in exponential form is:

27975 = 31 × 52 × 3731

Now multiplying the highest exponent prime factors to calculate the LCM of 27961 and 27975.

LCM(27961,27975) = 279611 × 31 × 52 × 3731
LCM(27961,27975) = 782208975