1220 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.
Prime factorization of 1220:
22 × 5 × 61(2 × 2 × 5 × 61)
See below for interesting mathematical facts about the number 1220 from the Numbermatics database.
Names of 1220
- Cardinal: 1220 can be written as One thousand, two hundred twenty.
- Scientific notation: 1.22 × 103
Factors of 1220
Divisors of 1220
Bases of 1220
- Binary: 100110001002
- Hexadecimal: 0x4C4
- Base-36: XW
Squares and roots of 1220
Scales and comparisonsHow big is 1220?
- 1,220 seconds is equal to 20 minutes, 20 seconds.
To count from 1 to 1,220 would take you about twenty minutes.
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 1220 cubic inches would be around 0.9 feet tall.
Recreational maths with 1220
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"Number 1220 - Facts about the integer". Numbermatics.com. 2020. Web. 28 October 2020.
Numbermatics. (2020). Number 1220 - Facts about the integer. Retrieved 28 October 2020, from https://numbermatics.com/n/1220/
Numbermatics. 2020. "Number 1220 - Facts about the integer". https://numbermatics.com/n/1220/
The information we have on file for 1220 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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