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What is the Least Common Multiple of 2770 and 2774?

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 2770 and 2774 is 3841990.

LCM(2770,2774) = 3841990

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Least Common Multiple of 2770 and 2774 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2770 and 2774, than apply into the LCM equation.

GCF(2770,2774) = 2
LCM(2770,2774) = ( 2770 × 2774) / 2
LCM(2770,2774) = 7683980 / 2
LCM(2770,2774) = 3841990

Least Common Multiple (LCM) of 2770 and 2774 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2770 and 2774. First we will calculate the prime factors of 2770 and 2774.

Prime Factorization of 2770

Prime factors of 2770 are 2, 5, 277. Prime factorization of 2770 in exponential form is:

2770 = 21 × 51 × 2771

Prime Factorization of 2774

Prime factors of 2774 are 2, 19, 73. Prime factorization of 2774 in exponential form is:

2774 = 21 × 191 × 731

Now multiplying the highest exponent prime factors to calculate the LCM of 2770 and 2774.

LCM(2770,2774) = 21 × 51 × 2771 × 191 × 731
LCM(2770,2774) = 3841990