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What is the Least Common Multiple of 77225 and 77231?

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 77225 and 77231 is 5964163975.

LCM(77225,77231) = 5964163975

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Least Common Multiple of 77225 and 77231 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77225 and 77231, than apply into the LCM equation.

GCF(77225,77231) = 1
LCM(77225,77231) = ( 77225 × 77231) / 1
LCM(77225,77231) = 5964163975 / 1
LCM(77225,77231) = 5964163975

Least Common Multiple (LCM) of 77225 and 77231 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77225 and 77231. First we will calculate the prime factors of 77225 and 77231.

Prime Factorization of 77225

Prime factors of 77225 are 5, 3089. Prime factorization of 77225 in exponential form is:

77225 = 52 × 30891

Prime Factorization of 77231

Prime factors of 77231 are 7, 11, 17, 59. Prime factorization of 77231 in exponential form is:

77231 = 71 × 111 × 171 × 591

Now multiplying the highest exponent prime factors to calculate the LCM of 77225 and 77231.

LCM(77225,77231) = 52 × 30891 × 71 × 111 × 171 × 591
LCM(77225,77231) = 5964163975