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What is the Least Common Multiple of 68701 and 68709?

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 68701 and 68709 is 4720377009.

LCM(68701,68709) = 4720377009

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Least Common Multiple of 68701 and 68709 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68701 and 68709, than apply into the LCM equation.

GCF(68701,68709) = 1
LCM(68701,68709) = ( 68701 × 68709) / 1
LCM(68701,68709) = 4720377009 / 1
LCM(68701,68709) = 4720377009

Least Common Multiple (LCM) of 68701 and 68709 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68701 and 68709. First we will calculate the prime factors of 68701 and 68709.

Prime Factorization of 68701

Prime factors of 68701 are 23, 29, 103. Prime factorization of 68701 in exponential form is:

68701 = 231 × 291 × 1031

Prime Factorization of 68709

Prime factors of 68709 are 3, 37, 619. Prime factorization of 68709 in exponential form is:

68709 = 31 × 371 × 6191

Now multiplying the highest exponent prime factors to calculate the LCM of 68701 and 68709.

LCM(68701,68709) = 231 × 291 × 1031 × 31 × 371 × 6191
LCM(68701,68709) = 4720377009