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Determine the number of integers between 1 to 250 that are divisible by any of the integer 2 or 3 or 5 or 7?
There are 193 numbers in between 1 and 250 that are divisible by 2, 3, 5, or 7. Note that if you are not including 250 (so if you meant 1 - 249), then there are 192.
Which is an integer between -9 and -4?
-5
What integer represents -7?
By the uniqueness of numbers, the only integer that represents -7 is -7.
How do you find an irrational number between the twin primes 5 and 7?
Square them both, find a non-square integer between those two results, and then take the square root of that number. In other words, find a non-square integer between 25 and 49, and since there is only one square number between them, 36, that should be easy; let's pick 42, and then take the square root of it. Ta da! √42 is an irrational number between 5 and 7, its first 30 digits being 6.48074069840786023096596743608.
What are the factors of 273?
The positive integer factors of 273 are:1, 3, 7, 13, 21, 39, 91, 2731,3 7,13,21,39,91,273
