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What is the Least Common Multiple of 91265 and 91270?

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 91265 and 91270 is 1665951310.

LCM(91265,91270) = 1665951310

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Least Common Multiple of 91265 and 91270 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91265 and 91270, than apply into the LCM equation.

GCF(91265,91270) = 5
LCM(91265,91270) = ( 91265 × 91270) / 5
LCM(91265,91270) = 8329756550 / 5
LCM(91265,91270) = 1665951310

Least Common Multiple (LCM) of 91265 and 91270 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91265 and 91270. First we will calculate the prime factors of 91265 and 91270.

Prime Factorization of 91265

Prime factors of 91265 are 5, 18253. Prime factorization of 91265 in exponential form is:

91265 = 51 × 182531

Prime Factorization of 91270

Prime factors of 91270 are 2, 5, 9127. Prime factorization of 91270 in exponential form is:

91270 = 21 × 51 × 91271

Now multiplying the highest exponent prime factors to calculate the LCM of 91265 and 91270.

LCM(91265,91270) = 51 × 182531 × 21 × 91271
LCM(91265,91270) = 1665951310