What is the Least Common Multiple of 68646 and 68653?
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 68646 and 68653 is 4712753838.
LCM(68646,68653) = 4712753838
Least Common Multiple of 68646 and 68653 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68646 and 68653, than apply into the LCM equation.
GCF(68646,68653) = 1
LCM(68646,68653) = ( 68646 × 68653) / 1
LCM(68646,68653) = 4712753838 / 1
LCM(68646,68653) = 4712753838
Least Common Multiple (LCM) of 68646 and 68653 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 68646 and 68653. First we will calculate the prime factors of 68646 and 68653.
Prime Factorization of 68646
Prime factors of 68646 are 2, 3, 17, 673. Prime factorization of 68646 in exponential form is:
68646 = 21 × 31 × 171 × 6731
Prime Factorization of 68653
Prime factors of 68653 are 13, 5281. Prime factorization of 68653 in exponential form is:
68653 = 131 × 52811
Now multiplying the highest exponent prime factors to calculate the LCM of 68646 and 68653.
LCM(68646,68653) = 21 × 31 × 171 × 6731 × 131 × 52811
LCM(68646,68653) = 4712753838
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