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What is the Least Common Multiple of 25770 and 25787?

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 25770 and 25787 is 664530990.

LCM(25770,25787) = 664530990

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Least Common Multiple of 25770 and 25787 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25770 and 25787, than apply into the LCM equation.

GCF(25770,25787) = 1
LCM(25770,25787) = ( 25770 × 25787) / 1
LCM(25770,25787) = 664530990 / 1
LCM(25770,25787) = 664530990

Least Common Multiple (LCM) of 25770 and 25787 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25770 and 25787. First we will calculate the prime factors of 25770 and 25787.

Prime Factorization of 25770

Prime factors of 25770 are 2, 3, 5, 859. Prime factorization of 25770 in exponential form is:

25770 = 21 × 31 × 51 × 8591

Prime Factorization of 25787

Prime factors of 25787 are 107, 241. Prime factorization of 25787 in exponential form is:

25787 = 1071 × 2411

Now multiplying the highest exponent prime factors to calculate the LCM of 25770 and 25787.

LCM(25770,25787) = 21 × 31 × 51 × 8591 × 1071 × 2411
LCM(25770,25787) = 664530990