40490721

40,490,721 is an odd composite number composed of three prime numbers multiplied together.

What does the number 40490721 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

40490721 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 40490721:

3² × 1237 × 3637

(3 × 3 × 1237 × 3637)

See below for interesting mathematical facts about the number 40490721 from the Numbermatics database.

Names of 40490721

Cardinal: 40490721 can be written as Forty million, four hundred ninety thousand, seven hundred twenty-one.

Scientific notation

Scientific notation: 4.0490721 × 10⁷

Factors of 40490721

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 4877

Divisors of 40490721

Number of divisors d(n): 12
Complete list of divisors:
1 3 9 1237 3637 3711 10911 11133 32733 4498969 13496907 40490721
Sum of all divisors σ(n): 58549972
Sum of proper divisors (its aliquot sum) s(n): 18059251
40490721 is a deficient number, because the sum of its proper divisors (18059251) is less than itself. Its deficiency is 22431470

Bases of 40490721

Binary: 10011010011101011011100001₂
Hexadecimal: 0x269D6E1
Base-36: O3UU9

Squares and roots of 40490721

40490721 squared (40490721²) is 1639498487099841
40490721 cubed (40490721³) is 66384475821081761075361
The square root of 40490721 is 6363.2319618257
The cube root of 40490721 is 343.3880440877

Scales and comparisons

How big is 40490721?

40,490,721 seconds is equal to 1 year, 14 weeks, 6 days, 15 hours, 25 minutes, 21 seconds.
To count from 1 to 40,490,721 would take you about forty-eight 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 40490721 cubic inches would be around 28.6 feet tall.

Recreational maths with 40490721

40490721 backwards is 12709404
The number of decimal digits it has is: 8
The sum of 40490721's digits is 27
More coming soon!

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The information we have on file for 40490721 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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