Is 3770 is a composite number or not ?
- As we already know that, the number having factors 1 and the number itself is the prime number.
- And numbers having more than these two factors are the composite numbers.
- To check whether the number 3770 is composite or not first we have to find its factors.
Contents
Factors of 3770:
- If we have taken numbers from 1, 2, 3…for checking factors of 3770, we found that 3770 has factors 1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885 and 3770. Hence, we must say that 3770 is a composite number.
- Thus, 3770 is the composite number.
- If we multiply 3770 by 1, 2, 3 then we get the multiples of 3770 which are 3770, 7540 and so on.
About the number 3770:
- 3770 has more than two factors which are 1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885 and 3770 and hence it is the composite number.
- 3770 is the even composite number and it is not the perfect square also.
- If we divide 3770 by, 1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885 and 3770 then we get remainder as zero. Hence, 1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885 and 3770 are the factors of 3770.
Note:
- 3770 is not the perfect square.
- Factors of 3770: 1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885 and 3770
- Prime factors of 3770: 2, 5, 13, 29
Conclusion:
- 3770 is the composite number which has factors, 1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885 and 3770
- And hence, 3770 is not the prime number.
Multiple Choice Questions:
1) 3770 is a
a) Prime number
b) Odd number
c) Composite number
d) Both b and c
Ans: c) composite number
2) The prime factors of a composite number 3770 are
a) 3770
b) 2, 5, 13, 29
c) 10, 26, 58, 65, 130, 145, 290, 377, 754, 1885 and 3770
d) 1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885 and 3770
Ans: b) 2, 5, 13, 29
3) 3770 is even composite number because
a) It has factors 1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885 and 3770
b) It has more than two factors
c) Divisible by 2
d) all
Ans: d) all