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What is the Least Common Multiple of 68206 and 68218?

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 68206 and 68218 is 2326438454.

LCM(68206,68218) = 2326438454

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Least Common Multiple of 68206 and 68218 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68206 and 68218, than apply into the LCM equation.

GCF(68206,68218) = 2
LCM(68206,68218) = ( 68206 × 68218) / 2
LCM(68206,68218) = 4652876908 / 2
LCM(68206,68218) = 2326438454

Least Common Multiple (LCM) of 68206 and 68218 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68206 and 68218. First we will calculate the prime factors of 68206 and 68218.

Prime Factorization of 68206

Prime factors of 68206 are 2, 67, 509. Prime factorization of 68206 in exponential form is:

68206 = 21 × 671 × 5091

Prime Factorization of 68218

Prime factors of 68218 are 2, 23, 1483. Prime factorization of 68218 in exponential form is:

68218 = 21 × 231 × 14831

Now multiplying the highest exponent prime factors to calculate the LCM of 68206 and 68218.

LCM(68206,68218) = 21 × 671 × 5091 × 231 × 14831
LCM(68206,68218) = 2326438454