What is the Least Common Multiple of 66898 and 66910?
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 66898 and 66910 is 2238072590.
LCM(66898,66910) = 2238072590
Least Common Multiple of 66898 and 66910 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66898 and 66910, than apply into the LCM equation.
GCF(66898,66910) = 2
LCM(66898,66910) = ( 66898 × 66910) / 2
LCM(66898,66910) = 4476145180 / 2
LCM(66898,66910) = 2238072590
Least Common Multiple (LCM) of 66898 and 66910 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 66898 and 66910. First we will calculate the prime factors of 66898 and 66910.
Prime Factorization of 66898
Prime factors of 66898 are 2, 13, 31, 83. Prime factorization of 66898 in exponential form is:
66898 = 21 × 131 × 311 × 831
Prime Factorization of 66910
Prime factors of 66910 are 2, 5, 6691. Prime factorization of 66910 in exponential form is:
66910 = 21 × 51 × 66911
Now multiplying the highest exponent prime factors to calculate the LCM of 66898 and 66910.
LCM(66898,66910) = 21 × 131 × 311 × 831 × 51 × 66911
LCM(66898,66910) = 2238072590
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