87 is the only 2-digit number that is 6 greater and 13 less than a square, but it is not prime.
13
13 13 x 2 = 26 13 x 6 = 78 13 x 4 = 52
Prime numbers less than 18 are: 2 3 5 7 11 13 and 17
28 is greater than 13 2/8 is less than 1/3
87 is the only 2-digit number that is 6 greater and 13 less than a square, but it is not prime.
The number you are looking for is 13. The other factor is 2, but 2 is even, so 13 is the only possibility. 52=13*2*2
13
13 13 x 2 = 26 13 x 6 = 78 13 x 4 = 52
Prime numbers less than 18 are: 2 3 5 7 11 13 and 17
13
would it will be 15
28 is greater than 13 2/8 is less than 1/3
To round 13.2 to the nearest whole number, you look at the tenths place, which is the 2 in this case. Since 2 is less than 5, you keep the whole number 13 the same and drop the decimal and any digits after it. Therefore, rounding 13.2 to the nearest whole number gives you 13.
The prime numbers less than 25 are 2 3 5 7 11 13 17 19 23
2, 3, 5, 7, 9, 11 are the six prime numbers less than 13, Three of these are less than seven. So, the probability that a randomly chosen prime number less than thirteen is less than seven is 3 divided by 6 or 0.5. Said another way the odds are 50/50.
2, 3, 5, 7, 11, 13 any number that is prime