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What numbers have exactly 3 factors?
All numbers that are the square of primes have exactly 3 factors.
Numbers with 3 factors?
The squares of all prime numbers above 2 have exactly 3 factors.
What are the three numbers below 30 that have exactly 3 factors?
Numbers with three factors are squares of primes. So: 4, 9, 25
How many natural numbers less than 1000 will have exactly 3 factors?
11
A number that has exactly 3 factors?
The way to be sure you have one of these is to take any three distinct prime numbers and multiply them. Those three prime numbers are then the only factors the product can have. An example is the number 30, which has factors of 2, 3 and 5.
What numbers have exactly 3 factors?
All numbers that are the square of primes have exactly 3 factors.
Numbers with exactly 3 factors?
Squares of prime numbers have exactly three factors.
Numbers with 3 factors?
The squares of all prime numbers above 2 have exactly 3 factors.
Numbers that have exactly 3 factors?
Prime squares
What are all the numbers less than 100 with exactly 3 factors that are prime?
By definition, a prime number has exactly two factors. So, there are no prime numbers with exactly three factors.
What numbers with exactly 3 factors are?
A number has exactly three factors if and only if it is the square of a prime number.
What are two numbers that have exactly two factors?
2 and 3
Write 3 numbers that have exactly 2 factors?
3, 5 and 7
What are two different numbers that have exactly 3 factors?
4 and 9
3 numbers below 30 that have exactly 3 factors?
Prime squares have three factors. 4, 9, 25
What are the smallest 3 numbers which have exactly 2 factors?
2 4 6
What are some Numbers with exactly 3 factors?
Squares of prime numbers, like 4, 9 and 25.
