What is the Least Common Multiple of 65602 and 65620?
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 65602 and 65620 is 2152401620.
LCM(65602,65620) = 2152401620
Least Common Multiple of 65602 and 65620 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65602 and 65620, than apply into the LCM equation.
GCF(65602,65620) = 2
LCM(65602,65620) = ( 65602 × 65620) / 2
LCM(65602,65620) = 4304803240 / 2
LCM(65602,65620) = 2152401620
Least Common Multiple (LCM) of 65602 and 65620 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 65602 and 65620. First we will calculate the prime factors of 65602 and 65620.
Prime Factorization of 65602
Prime factors of 65602 are 2, 32801. Prime factorization of 65602 in exponential form is:
65602 = 21 × 328011
Prime Factorization of 65620
Prime factors of 65620 are 2, 5, 17, 193. Prime factorization of 65620 in exponential form is:
65620 = 22 × 51 × 171 × 1931
Now multiplying the highest exponent prime factors to calculate the LCM of 65602 and 65620.
LCM(65602,65620) = 22 × 328011 × 51 × 171 × 1931
LCM(65602,65620) = 2152401620
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