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What is the Least Common Multiple of 97761 and 97769?

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 97761 and 97769 is 9557995209.

LCM(97761,97769) = 9557995209

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Least Common Multiple of 97761 and 97769 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 97761 and 97769, than apply into the LCM equation.

GCF(97761,97769) = 1
LCM(97761,97769) = ( 97761 × 97769) / 1
LCM(97761,97769) = 9557995209 / 1
LCM(97761,97769) = 9557995209

Least Common Multiple (LCM) of 97761 and 97769 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 97761 and 97769. First we will calculate the prime factors of 97761 and 97769.

Prime Factorization of 97761

Prime factors of 97761 are 3, 32587. Prime factorization of 97761 in exponential form is:

97761 = 31 × 325871

Prime Factorization of 97769

Prime factors of 97769 are 7, 13967. Prime factorization of 97769 in exponential form is:

97769 = 71 × 139671

Now multiplying the highest exponent prime factors to calculate the LCM of 97761 and 97769.

LCM(97761,97769) = 31 × 325871 × 71 × 139671
LCM(97761,97769) = 9557995209