221980

221,980 is an even composite number composed of four prime numbers multiplied together.

What does the number 221980 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

221980 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 221980:

2² × 5 × 11 × 1009

(2 × 2 × 5 × 11 × 1009)

See below for interesting mathematical facts about the number 221980 from the Numbermatics database.

Names of 221980

Cardinal: 221980 can be written as Two hundred twenty-one thousand, nine hundred eighty.

Scientific notation

Scientific notation: 2.2198 × 10⁵

Factors of 221980

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 1027

Divisors of 221980

Number of divisors d(n): 24
Complete list of divisors:
1 2 4 5 10 11 20 22 44 55 110 220 1009 2018 4036 5045 10090 11099 20180 22198 44396 55495 110990 221980
Sum of all divisors σ(n): 509040
Sum of proper divisors (its aliquot sum) s(n): 287060
221980 is an abundant number, because the sum of its proper divisors (287060) is greater than itself. Its abundance is 65080

Bases of 221980

Binary: 110110001100011100₂
Hexadecimal: 0x3631C
Base-36: 4RA4

Squares and roots of 221980

221980 squared (221980²) is 49275120400
221980 cubed (221980³) is 10938091226392000
The square root of 221980 is 471.1475352797
The cube root of 221980 is 60.5486710775

Scales and comparisons

How big is 221980?

221,980 seconds is equal to 2 days, 13 hours, 39 minutes, 40 seconds.
To count from 1 to 221,980 would take you about two days.

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 221980 cubic inches would be around 5 feet tall.

Recreational maths with 221980

221980 backwards is 089122
221980 is a Harshad number.
The number of decimal digits it has is: 6
The sum of 221980's digits is 22
More coming soon!

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The information we have on file for 221980 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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