31981232913
31,981,232,913 is an odd composite number composed of five prime numbers multiplied together.
What does the number 31981232913 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.
31981232913 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.
Prime factorization of 31981232913:
3 × 7 × 73 × 2677 × 7793
See below for interesting mathematical facts about the number 31981232913 from the Numbermatics database.
Names of 31981232913
- Cardinal: 31981232913 can be written as Thirty-one billion, nine hundred eighty-one million, two hundred thirty-two thousand, nine hundred thirteen.
Scientific notation
- Scientific notation: 3.1981232913 × 1010
Factors of 31981232913
Divisors of 31981232913
- Number of divisors d(n): 32
- Complete list of divisors:
- Sum of all divisors σ(n): 49425682176
- Sum of proper divisors (its aliquot sum) s(n): 17444449263
- 31981232913 is a deficient number, because the sum of its proper divisors (17444449263) is less than itself. Its deficiency is 14536783650
Bases of 31981232913
- Binary: 111011100100011101011100011000100012
- Hexadecimal: 0x7723AE311
- Base-36: EOWST8X
Squares and roots of 31981232913
- 31981232913 squared (319812329132) is 1022799258635554465569
- 31981232913 cubed (319812329133) is 32710381313667393946259428072497
-
The
square root of 31981232913 is 178832.9749039589 -
The
cube root of 31981232913 is 3174.1813389493
Scales and comparisons
How big is 31981232913?- 31,981,232,913 seconds is equal to 1,016 years, 47 weeks, 3 hours, 48 minutes, 33 seconds.
-
To count from 1 to 31,981,232,913 would take you about two thousand and thirty-three 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 31981232913 cubic inches would be around 264.5 feet tall.
Recreational maths with 31981232913
- 31981232913 backwards is 31923218913
- The number of decimal digits it has is: 11
- The sum of 31981232913's digits is 42
- More coming soon!
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The information we have on file for 31981232913 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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