40389479

40,389,479 is an odd composite number composed of two prime numbers multiplied together.

What does the number 40389479 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 6 divisors.

40389479 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.

Prime factorization of 40389479:

13² × 238991

(13 × 13 × 238991)

See below for interesting mathematical facts about the number 40389479 from the Numbermatics database.

Names of 40389479

Cardinal: 40389479 can be written as Forty million, three hundred eighty-nine thousand, four hundred seventy-nine.

Scientific notation

Scientific notation: 4.0389479 × 10⁷

Factors of 40389479

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 3
Sum of prime factors: 239004

Divisors of 40389479

Number of divisors d(n): 6
Complete list of divisors:
1 13 169 238991 3106883 40389479
Sum of all divisors σ(n): 43735536
Sum of proper divisors (its aliquot sum) s(n): 3346057
40389479 is a deficient number, because the sum of its proper divisors (3346057) is less than itself. Its deficiency is 37043422

Bases of 40389479

Binary: 10011010000100101101100111₂
Hexadecimal: 0x2684B67
Base-36: O1OPZ

Squares and roots of 40389479

40389479 squared (40389479²) is 1631310013891441
40389479 cubed (40389479³) is 65887761548558064549239
The square root of 40389479 is 6355.2717487139
The cube root of 40389479 is 343.1016055553

Scales and comparisons

How big is 40389479?

40,389,479 seconds is equal to 1 year, 14 weeks, 5 days, 11 hours, 17 minutes, 59 seconds.
To count from 1 to 40,389,479 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 40389479 cubic inches would be around 28.6 feet tall.

Recreational maths with 40389479

40389479 backwards is 97498304
The number of decimal digits it has is: 8
The sum of 40389479's digits is 44
More coming soon!

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The information we have on file for 40389479 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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