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What is the Least Common Multiple of 40898 and 40908?

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 40898 and 40908 is 836527692.

LCM(40898,40908) = 836527692

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Least Common Multiple of 40898 and 40908 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40898 and 40908, than apply into the LCM equation.

GCF(40898,40908) = 2
LCM(40898,40908) = ( 40898 × 40908) / 2
LCM(40898,40908) = 1673055384 / 2
LCM(40898,40908) = 836527692

Least Common Multiple (LCM) of 40898 and 40908 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40898 and 40908. First we will calculate the prime factors of 40898 and 40908.

Prime Factorization of 40898

Prime factors of 40898 are 2, 11, 13. Prime factorization of 40898 in exponential form is:

40898 = 21 × 112 × 132

Prime Factorization of 40908

Prime factors of 40908 are 2, 3, 7, 487. Prime factorization of 40908 in exponential form is:

40908 = 22 × 31 × 71 × 4871

Now multiplying the highest exponent prime factors to calculate the LCM of 40898 and 40908.

LCM(40898,40908) = 22 × 112 × 132 × 31 × 71 × 4871
LCM(40898,40908) = 836527692