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What is the Least Common Multiple of 40902 and 40919?

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 40902 and 40919 is 98451114.

LCM(40902,40919) = 98451114

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Least Common Multiple of 40902 and 40919 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40902 and 40919, than apply into the LCM equation.

GCF(40902,40919) = 17
LCM(40902,40919) = ( 40902 × 40919) / 17
LCM(40902,40919) = 1673668938 / 17
LCM(40902,40919) = 98451114

Least Common Multiple (LCM) of 40902 and 40919 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40902 and 40919. First we will calculate the prime factors of 40902 and 40919.

Prime Factorization of 40902

Prime factors of 40902 are 2, 3, 17, 401. Prime factorization of 40902 in exponential form is:

40902 = 21 × 31 × 171 × 4011

Prime Factorization of 40919

Prime factors of 40919 are 17, 29, 83. Prime factorization of 40919 in exponential form is:

40919 = 171 × 291 × 831

Now multiplying the highest exponent prime factors to calculate the LCM of 40902 and 40919.

LCM(40902,40919) = 21 × 31 × 171 × 4011 × 291 × 831
LCM(40902,40919) = 98451114