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What is the Least Common Multiple of 97782 and 97802?

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 97782 and 97802 is 4781637582.

LCM(97782,97802) = 4781637582

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Least Common Multiple of 97782 and 97802 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 97782 and 97802, than apply into the LCM equation.

GCF(97782,97802) = 2
LCM(97782,97802) = ( 97782 × 97802) / 2
LCM(97782,97802) = 9563275164 / 2
LCM(97782,97802) = 4781637582

Least Common Multiple (LCM) of 97782 and 97802 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 97782 and 97802. First we will calculate the prime factors of 97782 and 97802.

Prime Factorization of 97782

Prime factors of 97782 are 2, 3, 43, 379. Prime factorization of 97782 in exponential form is:

97782 = 21 × 31 × 431 × 3791

Prime Factorization of 97802

Prime factors of 97802 are 2, 79, 619. Prime factorization of 97802 in exponential form is:

97802 = 21 × 791 × 6191

Now multiplying the highest exponent prime factors to calculate the LCM of 97782 and 97802.

LCM(97782,97802) = 21 × 31 × 431 × 3791 × 791 × 6191
LCM(97782,97802) = 4781637582