Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1210 and 1216 the smallest integer that is 735680 that is divisible by both numbers.
Least Common Multiple (LCM) of 1210 and 1216 is 735680.
LCM(1210,1216) = 735680
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 1210 and 1216. First we will calculate the prime factors of 1210 and 1216.
Prime Factorization of 1210
2 | 1210 |
5 | 605 |
11 | 121 |
11 | 11 |
1 |
Prime factors of 1210 are 2, 5,11. Prime factorization of 1210 in exponential form is:
1210 = 21×51×112
Prime Factorization of 1216
2 | 1216 |
2 | 608 |
2 | 304 |
2 | 152 |
2 | 76 |
2 | 38 |
19 | 19 |
1 |
Prime factors of 1216 are 2,19. Prime factorization of 1216 in exponential form is:
1216 = 26×191
Now multiplying the highest exponent prime factors to calculate the LCM of 1210 and 1216.
LCM(1210,1216) = 26×51×112×191
LCM(1210,1216) = 735680
Factors of 1210
List of positive integer factors of 1210 that divides 1210 without a remainder.
1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210
Factors of 1216
List of positive integer factors of 1216 that divides 1216 without a remainder.
1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1210 and 1216, than apply into the LCM equation.
GCF(1210,1216) = 2
LCM(1210,1216) = ( 1210 × 1216) / 2
LCM(1210,1216) = 1471360 / 2
LCM(1210,1216) = 735680
(i) The LCM of 1216 and 1210 is associative
LCM of 1210 and 1216 = LCM of 1216 and 1210
1. What is the LCM of 1210 and 1216?
Answer: LCM of 1210 and 1216 is 735680.
2. What are the Factors of 1210?
Answer: Factors of 1210 are 1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210. There are 12 integers that are factors of 1210. The greatest factor of 1210 is 1210.
3. What are the Factors of 1216?
Answer: Factors of 1216 are 1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216. There are 14 integers that are factors of 1216. The greatest factor of 1216 is 1216.
4. How to Find the LCM of 1210 and 1216?
Answer:
Least Common Multiple of 1210 and 1216 = 735680
Step 1: Find the prime factorization of 1210
1210 = 2 x 5 x 11 x 11
Step 2: Find the prime factorization of 1216
1216 = 2 x 2 x 2 x 2 x 2 x 2 x 19
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 735680 = 2 x 2 x 2 x 2 x 2 x 2 x 5 x 11 x 11 x 19
Step 4: Therefore, the least common multiple of 1210 and 1216 is 735680.