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What is the Least Common Multiple of 91248 and 91258?

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 91248 and 91258 is 4163554992.

LCM(91248,91258) = 4163554992

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Least Common Multiple of 91248 and 91258 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91248 and 91258, than apply into the LCM equation.

GCF(91248,91258) = 2
LCM(91248,91258) = ( 91248 × 91258) / 2
LCM(91248,91258) = 8327109984 / 2
LCM(91248,91258) = 4163554992

Least Common Multiple (LCM) of 91248 and 91258 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91248 and 91258. First we will calculate the prime factors of 91248 and 91258.

Prime Factorization of 91248

Prime factors of 91248 are 2, 3, 1901. Prime factorization of 91248 in exponential form is:

91248 = 24 × 31 × 19011

Prime Factorization of 91258

Prime factors of 91258 are 2, 103, 443. Prime factorization of 91258 in exponential form is:

91258 = 21 × 1031 × 4431

Now multiplying the highest exponent prime factors to calculate the LCM of 91248 and 91258.

LCM(91248,91258) = 24 × 31 × 19011 × 1031 × 4431
LCM(91248,91258) = 4163554992