2240721

2,240,721 is an odd composite number composed of three prime numbers multiplied together.

What does the number 2240721 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 18 divisors.

2240721 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eighteen divisors.

Prime factorization of 2240721:

3² × 7² × 5081

(3 × 3 × 7 × 7 × 5081)

See below for interesting mathematical facts about the number 2240721 from the Numbermatics database.

Names of 2240721

Cardinal: 2240721 can be written as Two million, two hundred forty thousand, seven hundred twenty-one.

Scientific notation

Scientific notation: 2.240721 × 10⁶

Factors of 2240721

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 5091

Divisors of 2240721

Number of divisors d(n): 18
Complete list of divisors:
1 3 7 9 21 49 63 147 441 5081 15243 35567 45729 106701 248969 320103 746907 2240721
Sum of all divisors σ(n): 3765762
Sum of proper divisors (its aliquot sum) s(n): 1525041
2240721 is a deficient number, because the sum of its proper divisors (1525041) is less than itself. Its deficiency is 715680

Bases of 2240721

Binary: 1000100011000011010001₂
Hexadecimal: 0x2230D1
Base-36: 1C0Y9

Squares and roots of 2240721

2240721 squared (2240721²) is 5020830599841
2240721 cubed (2240721³) is 11250280562506325361
The square root of 2240721 is 1496.9038045245
The cube root of 2240721 is 130.8566892279

Scales and comparisons

How big is 2240721?

2,240,721 seconds is equal to 3 weeks, 4 days, 22 hours, 25 minutes, 21 seconds.
To count from 1 to 2,240,721 would take you about five weeks!

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 2240721 cubic inches would be around 10.9 feet tall.

Recreational maths with 2240721

2240721 backwards is 1270422
The number of decimal digits it has is: 7
The sum of 2240721's digits is 18
More coming soon!

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The information we have on file for 2240721 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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