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What is the Least Common Multiple of 4186 and 4206?

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 4186 and 4206 is 8803158.

LCM(4186,4206) = 8803158

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Least Common Multiple of 4186 and 4206 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4186 and 4206, than apply into the LCM equation.

GCF(4186,4206) = 2
LCM(4186,4206) = ( 4186 × 4206) / 2
LCM(4186,4206) = 17606316 / 2
LCM(4186,4206) = 8803158

Least Common Multiple (LCM) of 4186 and 4206 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4186 and 4206. First we will calculate the prime factors of 4186 and 4206.

Prime Factorization of 4186

Prime factors of 4186 are 2, 7, 13, 23. Prime factorization of 4186 in exponential form is:

4186 = 21 × 71 × 131 × 231

Prime Factorization of 4206

Prime factors of 4206 are 2, 3, 701. Prime factorization of 4206 in exponential form is:

4206 = 21 × 31 × 7011

Now multiplying the highest exponent prime factors to calculate the LCM of 4186 and 4206.

LCM(4186,4206) = 21 × 71 × 131 × 231 × 31 × 7011
LCM(4186,4206) = 8803158