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What is the Least Common Multiple of 65917 and 65931?

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 65917 and 65931 is 4345973727.

LCM(65917,65931) = 4345973727

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Least Common Multiple of 65917 and 65931 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65917 and 65931, than apply into the LCM equation.

GCF(65917,65931) = 1
LCM(65917,65931) = ( 65917 × 65931) / 1
LCM(65917,65931) = 4345973727 / 1
LCM(65917,65931) = 4345973727

Least Common Multiple (LCM) of 65917 and 65931 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65917 and 65931. First we will calculate the prime factors of 65917 and 65931.

Prime Factorization of 65917

Prime factors of 65917 are 29, 2273. Prime factorization of 65917 in exponential form is:

65917 = 291 × 22731

Prime Factorization of 65931

Prime factors of 65931 are 3, 21977. Prime factorization of 65931 in exponential form is:

65931 = 31 × 219771

Now multiplying the highest exponent prime factors to calculate the LCM of 65917 and 65931.

LCM(65917,65931) = 291 × 22731 × 31 × 219771
LCM(65917,65931) = 4345973727