Is 942 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 942 is composite or not first we have to find its factors.
Contents
Factors of 942:
- If we have taken numbers from 1, 2, 3…for checking factors of 942, we found that 942 has factors 1, 2, 3, 6, 157, 314, 471 and 942. Hence, we must say that 942 is a composite number.
- Thus, 942 is the composite umber.
- If we multiply 942 by 1, 2, 3 then we get the multiples of 942 which are 942, 1884 and so on.
About the number 942:
- 942 has more than two factors which are 1, 2, 3, 6, 157, 314, 471 and 942 and hence it is the composite number.
- 942 is the even composite number and it is not the perfect square also.
- If we divide 942 by 1, 2, 3, 6, 157, 314, 471 and 942 then we get remainder as zero. Hence, 1, 2, 3, 6, 157, 314, 471 and 942 are the factors of 942.
Note:
- 942 is not the perfect square.
- Factors of 942: 1, 2, 3, 6, 157, 314, 471 and 942
- Prime factors of 942: 2, 3, 157
Conclusion:
- 942 is the composite number which has factors 1, 2, 3, 6, 157, 314, 471 and 942
- And hence, 942 is not the prime number.
Multiple Choice Questions:
1) 942 is a
a) Even number
b) Prime number
c) Composite number
d) Both a and c
Ans: d) both a and c
2) The non-prime factors of a composite number 942 are
a) 1
b) 2, 3, 157
c) 1, 6, 314, 471 and 942
d) 1, 2, 3, 6, 157, 314, 471 and 942
Ans: c) 1, 6, 314, 471 and 942
3) 942 is even the composite number because
a) It has factors 1, 2, 3, 6, 157, 314, 471 and 942
b) It has more than two factors
c) Divisible by 2
d) all
Ans: d) all