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Q: How many prime numbers are in the seven times tables?

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Yes. Every prime number appears in its own times table. But it does not appear in any other.

Because they are tables of the numbers that are the result of "times"-ing a number.

41 x 3 = 123, Quite basic actually.

Work It Out By Drawing A Grid, Eliminate the 2 Times Tables, Then 3, Then 5, Then 7, Then 11, Then 13, And All The Primes, And Your Be Left With The Higher Prime Numbers :D

No. The 7 times table goes like this 7 14 21 28 35 42 49 56 63 70 77 84 so no 40 is not in the 7 times tables but there is 2 numbers in the 7 times tables that is in the 40s.

4,8,12,16,20,24,28,32,36,40,44,48,52,56,60 7,14,21,28,35,42,49,56,63,70,77,84,91,98,105

No numbers besides itself and 1 go into it evenly. The most common numbers to check are 2,3,4,5,6,9, and 10. THe rest you can figure out with times tables.

Think of the definition of a prime number: It has no divisors other than itself and 1 so it cannot be a multiple of any other numbers.

55 and its multiples. 1, 5, and 55 are all in both the 5 times and 11 times tables.

A way to do this is to spot any obvious prime factors. In this case, 275 ends in a 5 and so is divisible by 5. Doing that gives 275/5 = 55. This is now clearly the product of 5 and 11, from times tables. Thus 275 as a product of prime numbers is 5x5x11

None of the conventional times tables have 13 in them, because it is prime. The only times table that would have 13 and 39 in it would be the 13 times table!

A prime number times a prime number is a composite number. Since prime numbers, except for 2, are odd numbers, a prime number times a prime number is usually an odd number. It will only be an even number if one of the prime numbers is 2. A prime number times a prime number will be a number with four factors unless both prime numbers are the same, in which case it will be a square number with only three factors.

All numbers that are multiples of three. This is an infinite number of numbers.

Multiples of 16.

two times seven times seven

There are a lot of possibilities. The seventh square number is 49. 5 times 5 times any other prime number will be greater than 49. 5 times any pair of prime numbers seven or greater will also satisfy the conditions.

all of the numbers in the 15 times tables and 3 and 5

It is not in the seven times table (because the times tables go up to 12), but 196 is a multiple of 7.

Any number, including prime numbers, can be multiplied by 1.

the numbers in the 4 times tables up to 12 are: 4,8,12,16,20,24,28,32,36,40,44, and 48the numbers in the 5 times tables up to 12 are:5,10,15,20,25,30,35,40,45,50,55, and 60

Yes, this is called their prime factorization.

It is in the 37 times table because 1*37 = 37 which is a prime number

Because certain times tables always end in particular numbers. The numbers in the 10 times tables always end with a 0 e.g 10, 20, 30... The number in the 5 times tables always end with a 0 or 5 e.g. 5, 10, 15... The 2, 4, 6, 8 times tables will always end in even numbers. The 1 times table is obvious. The 9 times table always has digits that sum to 9 e.g. 9, 18, 27... The hardest times table is usually considered to be the 7 times table to learn as their is no obvious pattern to the numbers.

Enfinty, forever it is endless. as long as numbers go the times tables will follow! Hope this helped! Little Dictionairy xx

No because prime numbers have only two factors.