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The prime squares, like 4, 9, 25 and 49

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12y ago

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Related Questions

Which numbers have exactly 2 factors?

Prime numbers have only two factors.


What are 2 numbers more than 50 and 30 exactly 2 factors?

Prime numbers have exactly two factors. 53 and 59 are prime numbers.


What are the 2 numbers under 50 that have exactly 3 factors?

The squares of all prime numbers have exactly 3 factors. The numbers under fifty that are the squares of primes are 4 (1, 2, and 4), 9 (1, 3, and 9), 25 (1, 5, and 25), and 49 ( 1, 7, and 49).


What is a number under 50 that has exactly 2 factors?

47


What are 3 numbers less than 50 that have exactly 2 factors?

4, 9, 25 and 49 They are squares of prime numbers.


Why are the numbers between 1 and 50 prime?

Because the prime numbers between 1and 50 only have exactly 2 unique factors.


What numbers under 50 have only 3 factors?

1,2,3,4,5,7,9,11,13,15,16,17,19,22,23,26,27,28,29,31,32,33,34,37,39,41,43,44,47,49


What numbers under 50 have 4 factors?

6, 8, 10, 14, 15, 21, 22, 26, 27, 33, 34, 35, 38, 39, 46 have exactly four factors.


Can odd numbers under 50 have at least 5 factors?

Using "^" for powers. I believe the smallest ODD number with exactly 5 factors would be 3^4 = 81. Since you say "at least", we could also consider numbers with 6 factors; the smallest of those would be 3^2 x 5 = 45. So that would be a number under 50.


What two numbers between 30 and 50 have exactly two factors?

The prime numbers between 30 and 50 are 31, 37, 42, 43 and 47.


What are 3 numbers between 30 and 50 that have exactly 2 factors each?

31 37 47


How does 48 have the most factors?

It doesn't. 48 has the most factors of positive numbers under 50.