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What is the Least Common Multiple of 91449 and 91455?

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 91449 and 91455 is 2787822765.

LCM(91449,91455) = 2787822765

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Least Common Multiple of 91449 and 91455 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91449 and 91455, than apply into the LCM equation.

GCF(91449,91455) = 3
LCM(91449,91455) = ( 91449 × 91455) / 3
LCM(91449,91455) = 8363468295 / 3
LCM(91449,91455) = 2787822765

Least Common Multiple (LCM) of 91449 and 91455 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91449 and 91455. First we will calculate the prime factors of 91449 and 91455.

Prime Factorization of 91449

Prime factors of 91449 are 3, 1129. Prime factorization of 91449 in exponential form is:

91449 = 34 × 11291

Prime Factorization of 91455

Prime factors of 91455 are 3, 5, 7, 13, 67. Prime factorization of 91455 in exponential form is:

91455 = 31 × 51 × 71 × 131 × 671

Now multiplying the highest exponent prime factors to calculate the LCM of 91449 and 91455.

LCM(91449,91455) = 34 × 11291 × 51 × 71 × 131 × 671
LCM(91449,91455) = 2787822765