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What is the Least Common Multiple of 91451 and 91462?

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 91451 and 91462 is 8364291362.

LCM(91451,91462) = 8364291362

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Least Common Multiple of 91451 and 91462 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91451 and 91462, than apply into the LCM equation.

GCF(91451,91462) = 1
LCM(91451,91462) = ( 91451 × 91462) / 1
LCM(91451,91462) = 8364291362 / 1
LCM(91451,91462) = 8364291362

Least Common Multiple (LCM) of 91451 and 91462 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91451 and 91462. First we will calculate the prime factors of 91451 and 91462.

Prime Factorization of 91451

Prime factors of 91451 are 109, 839. Prime factorization of 91451 in exponential form is:

91451 = 1091 × 8391

Prime Factorization of 91462

Prime factors of 91462 are 2, 7, 47, 139. Prime factorization of 91462 in exponential form is:

91462 = 21 × 71 × 471 × 1391

Now multiplying the highest exponent prime factors to calculate the LCM of 91451 and 91462.

LCM(91451,91462) = 1091 × 8391 × 21 × 71 × 471 × 1391
LCM(91451,91462) = 8364291362