Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 6446 and 6450 the smallest integer that is 20788350 that is divisible by both numbers.
Least Common Multiple (LCM) of 6446 and 6450 is 20788350.
LCM(6446,6450) = 20788350
Least common multiple or lowest common denominator (LCD) can be calculated in three ways;
Least common multiple can be found by multiplying the highest exponent prime factors of 6446 and 6450. First we will calculate the prime factors of 6446 and 6450.
Prime Factorization of 6446
2 | 6446 |
11 | 3223 |
293 | 293 |
1 |
Prime factors of 6446 are 2, 11,293. Prime factorization of 6446 in exponential form is:
6446 = 21×111×2931
Prime Factorization of 6450
2 | 6450 |
3 | 3225 |
5 | 1075 |
5 | 215 |
43 | 43 |
1 |
Prime factors of 6450 are 2, 3, 5,43. Prime factorization of 6450 in exponential form is:
6450 = 21×31×52×431
Now multiplying the highest exponent prime factors to calculate the LCM of 6446 and 6450.
LCM(6446,6450) = 21×31×52×111×431×2931
LCM(6446,6450) = 20788350
Factors of 6446
List of positive integer factors of 6446 that divides 6446 without a remainder.
1, 2, 11, 22, 293, 586, 3223, 6446
Factors of 6450
List of positive integer factors of 6450 that divides 6450 without a remainder.
1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 129, 150, 215, 258, 430, 645, 1075, 1290, 2150, 3225, 6450
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6446 and 6450, than apply into the LCM equation.
GCF(6446,6450) = 2
LCM(6446,6450) = ( 6446 × 6450) / 2
LCM(6446,6450) = 41576700 / 2
LCM(6446,6450) = 20788350
(i) The LCM of 6450 and 6446 is associative
LCM of 6446 and 6450 = LCM of 6450 and 6446
1. What is the LCM of 6446 and 6450?
Answer: LCM of 6446 and 6450 is 20788350.
2. What are the Factors of 6446?
Answer: Factors of 6446 are 1, 2, 11, 22, 293, 586, 3223, 6446. There are 8 integers that are factors of 6446. The greatest factor of 6446 is 6446.
3. What are the Factors of 6450?
Answer: Factors of 6450 are 1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 129, 150, 215, 258, 430, 645, 1075, 1290, 2150, 3225, 6450. There are 24 integers that are factors of 6450. The greatest factor of 6450 is 6450.
4. How to Find the LCM of 6446 and 6450?
Answer:
Least Common Multiple of 6446 and 6450 = 20788350
Step 1: Find the prime factorization of 6446
6446 = 2 x 11 x 293
Step 2: Find the prime factorization of 6450
6450 = 2 x 3 x 5 x 5 x 43
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 20788350 = 2 x 3 x 5 x 5 x 11 x 43 x 293
Step 4: Therefore, the least common multiple of 6446 and 6450 is 20788350.