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+ | {{Infobox |
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− | PAGM |
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+ | |title = 113 |
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+ | |image = 113.png |
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+ | |imagewidth = 200 |
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+ | |roman-number = XIII |
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+ | |ordinal-number = thirteenth |
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+ | |previous = [[109|<font color="white">109</font>]] |
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+ | |next = [[127|<font color="white">127</font>]]}}113 is a [[1-100|prime number from 1-100]]. 113 is prime because it only has 2 factors, 1 and 113. It is the 30th prime number, and the fifth prime number between 101 to 200. |
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+ | |||
+ | [[File:13.png|thumb]] |
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+ | |||
+ | ==Proofs== |
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+ | |||
+ | *113 is divisible by 1. |
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+ | *It is not divisible by 2 ~ 112. |
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+ | *113 can be divided by itself |
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+ | *Thefore it has 2 factors. |
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+ | ==Relationship with other odd numbers== |
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+ | ===The numbers before=== |
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+ | *The previous odd number, 111, is not a prime number. It can be factorized into 3 x 37. |
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+ | *The odd number previous to 111 is 109. 109 is a prime number. |
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+ | *109 and 113 are four numbers apart; therefore, they are cousin primes. |
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+ | *The odd number previous to 109 is 107. 107 is a prime number. |
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+ | **107 and 113 are six numbers apart; therefore, they are sexy primes. |
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+ | ===The numbers after=== |
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+ | *The next prime number is 127. It features a large gap of 14 numbers. All numbers between are composite. |
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+ | **Among them, 115 is divisible by 5. |
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+ | **117 is divisible by 3. |
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+ | **119 is divisible by 7. |
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+ | **121 is divisible by 11. In addition, it is a square number. |
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+ | **123 is divisible by 3. |
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+ | **125 is divisible by 5. |
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+ | |||
+ | {{Navbox primes}} |
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[[Category:Prime Numbers]] |
[[Category:Prime Numbers]] |
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[[Category:Prime numbers from 101-200]] |
[[Category:Prime numbers from 101-200]] |
Revision as of 11:35, 3 December 2013
113 is a prime number from 1-100. 113 is prime because it only has 2 factors, 1 and 113. It is the 30th prime number, and the fifth prime number between 101 to 200.
Proofs
- 113 is divisible by 1.
- It is not divisible by 2 ~ 112.
- 113 can be divided by itself
- Thefore it has 2 factors.
Relationship with other odd numbers
The numbers before
- The previous odd number, 111, is not a prime number. It can be factorized into 3 x 37.
- The odd number previous to 111 is 109. 109 is a prime number.
- 109 and 113 are four numbers apart; therefore, they are cousin primes.
- The odd number previous to 109 is 107. 107 is a prime number.
- 107 and 113 are six numbers apart; therefore, they are sexy primes.
The numbers after
- The next prime number is 127. It features a large gap of 14 numbers. All numbers between are composite.
- Among them, 115 is divisible by 5.
- 117 is divisible by 3.
- 119 is divisible by 7.
- 121 is divisible by 11. In addition, it is a square number.
- 123 is divisible by 3.
- 125 is divisible by 5.