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What is the Least Common Multiple of 38831 and 38842?

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 38831 and 38842 is 1508273702.

LCM(38831,38842) = 1508273702

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Least Common Multiple of 38831 and 38842 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38831 and 38842, than apply into the LCM equation.

GCF(38831,38842) = 1
LCM(38831,38842) = ( 38831 × 38842) / 1
LCM(38831,38842) = 1508273702 / 1
LCM(38831,38842) = 1508273702

Least Common Multiple (LCM) of 38831 and 38842 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38831 and 38842. First we will calculate the prime factors of 38831 and 38842.

Prime Factorization of 38831

Prime factors of 38831 are 13, 29, 103. Prime factorization of 38831 in exponential form is:

38831 = 131 × 291 × 1031

Prime Factorization of 38842

Prime factors of 38842 are 2, 19421. Prime factorization of 38842 in exponential form is:

38842 = 21 × 194211

Now multiplying the highest exponent prime factors to calculate the LCM of 38831 and 38842.

LCM(38831,38842) = 131 × 291 × 1031 × 21 × 194211
LCM(38831,38842) = 1508273702