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What is the Least Common Multiple of 91406 and 91425?

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 91406 and 91425 is 8356793550.

LCM(91406,91425) = 8356793550

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Least Common Multiple of 91406 and 91425 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91406 and 91425, than apply into the LCM equation.

GCF(91406,91425) = 1
LCM(91406,91425) = ( 91406 × 91425) / 1
LCM(91406,91425) = 8356793550 / 1
LCM(91406,91425) = 8356793550

Least Common Multiple (LCM) of 91406 and 91425 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91406 and 91425. First we will calculate the prime factors of 91406 and 91425.

Prime Factorization of 91406

Prime factors of 91406 are 2, 7, 6529. Prime factorization of 91406 in exponential form is:

91406 = 21 × 71 × 65291

Prime Factorization of 91425

Prime factors of 91425 are 3, 5, 23, 53. Prime factorization of 91425 in exponential form is:

91425 = 31 × 52 × 231 × 531

Now multiplying the highest exponent prime factors to calculate the LCM of 91406 and 91425.

LCM(91406,91425) = 21 × 71 × 65291 × 31 × 52 × 231 × 531
LCM(91406,91425) = 8356793550