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What is the Least Common Multiple of 40790 and 40802?

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 40790 and 40802 is 832156790.

LCM(40790,40802) = 832156790

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Least Common Multiple of 40790 and 40802 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40790 and 40802, than apply into the LCM equation.

GCF(40790,40802) = 2
LCM(40790,40802) = ( 40790 × 40802) / 2
LCM(40790,40802) = 1664313580 / 2
LCM(40790,40802) = 832156790

Least Common Multiple (LCM) of 40790 and 40802 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40790 and 40802. First we will calculate the prime factors of 40790 and 40802.

Prime Factorization of 40790

Prime factors of 40790 are 2, 5, 4079. Prime factorization of 40790 in exponential form is:

40790 = 21 × 51 × 40791

Prime Factorization of 40802

Prime factors of 40802 are 2, 23, 887. Prime factorization of 40802 in exponential form is:

40802 = 21 × 231 × 8871

Now multiplying the highest exponent prime factors to calculate the LCM of 40790 and 40802.

LCM(40790,40802) = 21 × 51 × 40791 × 231 × 8871
LCM(40790,40802) = 832156790