Is 3572 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 3572 is composite or not first we have to find its factors.
Contents
Factors of 3572:
- If we have taken numbers from 1, 2, 3…for checking factors of 3572, we found that 3572 has factors 1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786 and 3572. Hence, we must say that 3572 is a composite number.
- Thus, 3572 is the composite number.
- If we multiply 3572 by 1, 2, 3 then we get the multiples of 3572 which are 3572, 7144 and so on.
About the number 3572:
- 3572 has more than two factors which are 1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786 and 3572 and hence it is the composite number.
- 3572 is the even composite number and it is not the perfect square also.
- If we divide 3572 by, 1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786 and 3572 then we get remainder as zero. Hence, 1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786 and 3572 are the factors of 3572.
Note:
- 3572 is not the perfect square.
- Factors of 3572: 1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786 and 3572
- Prime factors of 3572: 2, 19, 47
Conclusion:
- 3572 is the composite number which has factors, 1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786 and 3572
- And hence, 3572 is not the prime number.
Multiple Choice Questions:
1) 3572 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 3572 are
a) 3572
b) 2, 19, 47
c) 4, 38, 76, 94, 188, 893, 1786 and 3572
d) 1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786 and 3572
Ans: b) 2, 19, 47
3) 3572 is even composite number because
a) It has factors 1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786 and 3572
b) It has more than two factors
c) Divisible by 2
d) all
Ans: d) all