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13 is a Prime number so the only factors are 1 and itself. Prime numbers have no proper factors.
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What are the proper factors of the number 65?
5 and 13
How many factors does 91 have?
91 has 4 factors (2 of them which are proper). Those factors are:{1, 7, 13, 91}
What are the two prime numbers of 91?
The two proper prime factors are 7 and 13.
What is the proper factors of 16?
The proper factors of 16 are 1,2,4, and 8 :)
What are all the proper factors of 220?
The proper factors of 220 are 2,4,5,10,11,20,22,44,55,110
Related questions
What are the proper factors for 13?
Prime numbers don't have proper factors.
What are the proper factors of 26?
The proper factors of 26 are 2 and 13
What are proper factors of 39?
3 and 13
What are all the proper factors of 39?
3 and 13
What are the proper factors of the number 65?
5 and 13
What are the proper factors of 52?
2, 4, 13, 26
How many factors does 91 have?
91 has 4 factors (2 of them which are proper). Those factors are:{1, 7, 13, 91}
What are the two prime numbers of 91?
The two proper prime factors are 7 and 13.
Do all proper factors have some factors that you can multiply to get another proper factor?
No. Some proper factors are prime.
Does three have proper factors?
No, no prime number has proper factors.
What are the proper factors for the number 1?
One has no proper factors.
What are proper factors for 1?
1 doesn't have proper factors.
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