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What is the Least Common Multiple of 91442 and 91446?

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 91442 and 91446 is 4181002566.

LCM(91442,91446) = 4181002566

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Least Common Multiple of 91442 and 91446 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91442 and 91446, than apply into the LCM equation.

GCF(91442,91446) = 2
LCM(91442,91446) = ( 91442 × 91446) / 2
LCM(91442,91446) = 8362005132 / 2
LCM(91442,91446) = 4181002566

Least Common Multiple (LCM) of 91442 and 91446 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91442 and 91446. First we will calculate the prime factors of 91442 and 91446.

Prime Factorization of 91442

Prime factors of 91442 are 2, 13, 3517. Prime factorization of 91442 in exponential form is:

91442 = 21 × 131 × 35171

Prime Factorization of 91446

Prime factors of 91446 are 2, 3, 15241. Prime factorization of 91446 in exponential form is:

91446 = 21 × 31 × 152411

Now multiplying the highest exponent prime factors to calculate the LCM of 91442 and 91446.

LCM(91442,91446) = 21 × 131 × 35171 × 31 × 152411
LCM(91442,91446) = 4181002566