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What is the Least Common Multiple of 78247 and 78262?

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 78247 and 78262 is 6123766714.

LCM(78247,78262) = 6123766714

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Least Common Multiple of 78247 and 78262 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78247 and 78262, than apply into the LCM equation.

GCF(78247,78262) = 1
LCM(78247,78262) = ( 78247 × 78262) / 1
LCM(78247,78262) = 6123766714 / 1
LCM(78247,78262) = 6123766714

Least Common Multiple (LCM) of 78247 and 78262 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78247 and 78262. First we will calculate the prime factors of 78247 and 78262.

Prime Factorization of 78247

Prime factors of 78247 are 13, 463. Prime factorization of 78247 in exponential form is:

78247 = 132 × 4631

Prime Factorization of 78262

Prime factors of 78262 are 2, 109, 359. Prime factorization of 78262 in exponential form is:

78262 = 21 × 1091 × 3591

Now multiplying the highest exponent prime factors to calculate the LCM of 78247 and 78262.

LCM(78247,78262) = 132 × 4631 × 21 × 1091 × 3591
LCM(78247,78262) = 6123766714