221989306

221,989,306 is an even composite number composed of five prime numbers multiplied together.

What does the number 221989306 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

221989306 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 221989306:

2 × 7² × 11 × 43 × 4789

(2 × 7 × 7 × 11 × 43 × 4789)

See below for interesting mathematical facts about the number 221989306 from the Numbermatics database.

Names of 221989306

Cardinal: 221989306 can be written as Two hundred twenty-one million, nine hundred eighty-nine thousand, three hundred six.

Scientific notation

Scientific notation: 2.21989306 × 10⁸

Factors of 221989306

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 4852

Divisors of 221989306

Number of divisors d(n): 48
Complete list of divisors:
1 2 7 11 14 22 43 49 77 86 98 154 301 473 539 602 946 1078 2107 3311 4214 4789 6622 9578 23177 33523 46354 52679 67046 105358 205927 234661 368753 411854 469322 737506 1441489 2265197 2581271 2882978 4530394 5162542 10090423 15856379 20180846 31712758 110994653 221989306
Sum of all divisors σ(n): 432479520
Sum of proper divisors (its aliquot sum) s(n): 210490214
221989306 is a deficient number, because the sum of its proper divisors (210490214) is less than itself. Its deficiency is 11499092

Bases of 221989306

Binary: 1101001110110100100110111010₂
Hexadecimal: 0xD3B49BA
Base-36: 3O601M

Squares and roots of 221989306

221989306 squared (221989306²) is 49279251978361636
221989306 cubed (221989306³) is 10939466946875626592664616
The square root of 221989306 is 14899.3055542867
The cube root of 221989306 is 605.4951718683

Scales and comparisons

How big is 221989306?

221,989,306 seconds is equal to 7 years, 3 weeks, 7 hours, 41 minutes, 46 seconds.
To count from 1 to 221,989,306 would take you about ten years!

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 221989306 cubic inches would be around 50.5 feet tall.

Recreational maths with 221989306

221989306 backwards is 603989122
The number of decimal digits it has is: 9
The sum of 221989306's digits is 40
More coming soon!

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The information we have on file for 221989306 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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