What is the Least Common Multiple of 68623 and 68634?
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 68623 and 68634 is 4709870982.
LCM(68623,68634) = 4709870982
Least Common Multiple of 68623 and 68634 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68623 and 68634, than apply into the LCM equation.
GCF(68623,68634) = 1
LCM(68623,68634) = ( 68623 × 68634) / 1
LCM(68623,68634) = 4709870982 / 1
LCM(68623,68634) = 4709870982
Least Common Multiple (LCM) of 68623 and 68634 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 68623 and 68634. First we will calculate the prime factors of 68623 and 68634.
Prime Factorization of 68623
Prime factors of 68623 are 163, 421. Prime factorization of 68623 in exponential form is:
68623 = 1631 × 4211
Prime Factorization of 68634
Prime factors of 68634 are 2, 3, 31, 41. Prime factorization of 68634 in exponential form is:
68634 = 21 × 33 × 311 × 411
Now multiplying the highest exponent prime factors to calculate the LCM of 68623 and 68634.
LCM(68623,68634) = 1631 × 4211 × 21 × 33 × 311 × 411
LCM(68623,68634) = 4709870982
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