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Is 77 a prime number?
No, it is not. 77 is divisible by 7 & 11, not just itself & 1. A prime number is a natural number which has exactly two distinct natural number divisors: 1 & itself.77 is not a prime number because it has more than two factors
What are the natural numbers less than 7?
Natural (whole) numbers are 1,2,3, and so on.A natural number less than 7 is 1,2,3,4,5,6. Sometimes zero is included.
Is 1001 a prime number?
No, 1001 is not a prime number. A prime number is a natural number greater than 1 that cannot be formed by multiplying two smaller natural numbers. In the case of 1001, it can be factored into 7 x 11 x 13, which means it has factors other than 1 and itself, making it a composite number.
What is an odd natural number less than 11?
The odd natural numbers less than 11 are 1, 3, 5, 7, and 9.
Are natural numbers closed under division?
No. Closed means that you could do the operation (division) on any two natural numbers and you would get a result in the natural numbers. Take 7/3 for example, this is obviously not a natural number.
Is 7 a natural whole?
Yes 7 is a natural whole number and it is also a prime number
Is 6 a natural number?
The number 6 is not a natural number on the pH scale if that is what you mean. In fact the number 7 is a natural and neutral number on the pH scale ( on the pH scale number 7 is a green colour.)
Is the difference of two integers always a natural number?
Not necessarily. The difference between a = 7 & b = 7 is 0, and that is not a natural number.
Is the square root of 49 a natural number?
The square root of 49 is 7 and it is a natural number because natural numbers are from 0-infinity
Is 7 a whole number rational number and a natural number?
yes
If a natural number is divisible by 7 then it is divisible by 14?
No, 7 is a natural number divisible by 7 and not 14 for example. In fact every odd multiple of 7 (i.e. 7 times 1,3,5,7,...) is divisible by 7 and not 14.
Is the square root of 7 a natural number?
No.
Is 7 rational or irrational?
7 is a rational number because whole numbers, integers, and natural numbers fit under rational and 7 is a natural number:)Yes.
-7 is a prime number?
No it is not. By definition, a prime number must be a natural number. Negative numbers are not in the set of natural numbers.
Why is 7 a natural number?
The natural numbers are the counting numbers 1, 2, 3, .... (sometimes 0 is included). 7 is one of these, thus it is a natural number. As a result of the natural numbers being the counting numbers they are the same as the positive integers (of which 7 is one).
Is the negative square root of 49 a whole number natural number integer rational number or irrational number?
The negative square root of 49 is -7. -7 is whole, integer, and rational number. It's not a natural or irrational number.
What number can be divided by 7 without a remainder?
These numbers would be called multiples of 7. The number 7 times any natural number {1,2,3,4,5,6,....} will be a multiple of 7: {7,14,21,28,35,42,....}
