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Earn +20 ptsQ: What do say for numbers which have exactly 3 factors?
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Related questions
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 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 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 are two numbers that have exactly two factors?
2 and 3
What kind of numbers have exactly 3 factors?
Prime squares
What number have exactly 3 factors?
Squares of prime numbers.
Write 3 numbers that have exactly 2 factors?
3, 5 and 7
What two-digit numbers have exactly 3 factors?
25 and 49
What numbers have exactly 3 prime factors?
That's an infinite list.
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