65 (number) facts for kids
Sixty-five is a special number that comes right after sixty-four and just before sixty-six. It's an odd number, which means you can't divide it evenly by 2. Sixty-five is also a composite number, because it has more than two factors. Its factors are 1, 5, 13, and 65.
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What Makes 65 Special?
Sixty-five has some interesting mathematical properties. It's a number that shows up in different areas of math and science.
Factors and Multiples
When we talk about factors, we mean numbers that divide into 65 without leaving a remainder. For 65, these are 1, 5, 13, and 65.
- 65 divided by 1 is 65.
- 65 divided by 5 is 13.
- 65 divided by 13 is 5.
- 65 divided by 65 is 1.
Sum of Squares
Sixty-five can be written as the sum of two squares in two different ways. This is a cool math fact!
- 65 = 1² + 8² (which is 1 + 64)
- 65 = 4² + 7² (which is 16 + 49)
65 in Daily Life
The number 65 appears in many places around us, from phone calls to games.
International Calling Code
If you ever need to call someone in Singapore, you would use +65 as the international calling code. This number helps connect phone calls to that country.
Age and Milestones
In some countries, 65 is an age often associated with retirement. It's a time when many people stop working full-time.
Sports and Games
In some card games, like cribbage, scoring 65 points might be a goal or a significant achievement.
Images for kids
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A robot friend
See also
