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What is the Least Common Multiple of 761 and 769?

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 761 and 769 is 585209.

LCM(761,769) = 585209

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Least Common Multiple of 761 and 769 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 761 and 769, than apply into the LCM equation.

GCF(761,769) = 1
LCM(761,769) = ( 761 × 769) / 1
LCM(761,769) = 585209 / 1
LCM(761,769) = 585209

Least Common Multiple (LCM) of 761 and 769 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 761 and 769. First we will calculate the prime factors of 761 and 769.

Prime Factorization of 761

Prime factors of 761 are 761. Prime factorization of 761 in exponential form is:

761 = 7611

Prime Factorization of 769

Prime factors of 769 are 769. Prime factorization of 769 in exponential form is:

769 = 7691

Now multiplying the highest exponent prime factors to calculate the LCM of 761 and 769.

LCM(761,769) = 7611 × 7691
LCM(761,769) = 585209