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What is the Least Common Multiple of 91984 and 91997?

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 91984 and 91997 is 8462252048.

LCM(91984,91997) = 8462252048

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Least Common Multiple of 91984 and 91997 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91984 and 91997, than apply into the LCM equation.

GCF(91984,91997) = 1
LCM(91984,91997) = ( 91984 × 91997) / 1
LCM(91984,91997) = 8462252048 / 1
LCM(91984,91997) = 8462252048

Least Common Multiple (LCM) of 91984 and 91997 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91984 and 91997. First we will calculate the prime factors of 91984 and 91997.

Prime Factorization of 91984

Prime factors of 91984 are 2, 5749. Prime factorization of 91984 in exponential form is:

91984 = 24 × 57491

Prime Factorization of 91997

Prime factors of 91997 are 91997. Prime factorization of 91997 in exponential form is:

91997 = 919971

Now multiplying the highest exponent prime factors to calculate the LCM of 91984 and 91997.

LCM(91984,91997) = 24 × 57491 × 919971
LCM(91984,91997) = 8462252048