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What is the Least Common Multiple of 40880 and 40891?

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 40880 and 40891 is 1671624080.

LCM(40880,40891) = 1671624080

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Least Common Multiple of 40880 and 40891 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40880 and 40891, than apply into the LCM equation.

GCF(40880,40891) = 1
LCM(40880,40891) = ( 40880 × 40891) / 1
LCM(40880,40891) = 1671624080 / 1
LCM(40880,40891) = 1671624080

Least Common Multiple (LCM) of 40880 and 40891 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40880 and 40891. First we will calculate the prime factors of 40880 and 40891.

Prime Factorization of 40880

Prime factors of 40880 are 2, 5, 7, 73. Prime factorization of 40880 in exponential form is:

40880 = 24 × 51 × 71 × 731

Prime Factorization of 40891

Prime factors of 40891 are 103, 397. Prime factorization of 40891 in exponential form is:

40891 = 1031 × 3971

Now multiplying the highest exponent prime factors to calculate the LCM of 40880 and 40891.

LCM(40880,40891) = 24 × 51 × 71 × 731 × 1031 × 3971
LCM(40880,40891) = 1671624080