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What is the Least Common Multiple of 90959 and 90978?

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 90959 and 90978 is 8275267902.

LCM(90959,90978) = 8275267902

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Least Common Multiple of 90959 and 90978 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90959 and 90978, than apply into the LCM equation.

GCF(90959,90978) = 1
LCM(90959,90978) = ( 90959 × 90978) / 1
LCM(90959,90978) = 8275267902 / 1
LCM(90959,90978) = 8275267902

Least Common Multiple (LCM) of 90959 and 90978 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90959 and 90978. First we will calculate the prime factors of 90959 and 90978.

Prime Factorization of 90959

Prime factors of 90959 are 11, 8269. Prime factorization of 90959 in exponential form is:

90959 = 111 × 82691

Prime Factorization of 90978

Prime factors of 90978 are 2, 3, 59, 257. Prime factorization of 90978 in exponential form is:

90978 = 21 × 31 × 591 × 2571

Now multiplying the highest exponent prime factors to calculate the LCM of 90959 and 90978.

LCM(90959,90978) = 111 × 82691 × 21 × 31 × 591 × 2571
LCM(90959,90978) = 8275267902