31345978389
31,345,978,389 is an odd composite number composed of four prime numbers multiplied together.
31345978389 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.
Prime factorization of 31345978389:
3 × 11 × 7012 × 1933
(3 × 11 × 701 × 701 × 1933)See below for interesting mathematical facts about the number 31345978389 from the Numbermatics database.
Names of 31345978389
- Cardinal: 31345978389 can be written as Thirty-one billion, three hundred forty-five million, nine hundred seventy-eight thousand, three hundred eighty-nine.
Scientific notation
- Scientific notation: 3.1345978389 × 1010
Factors of 31345978389
Divisors of 31345978389
- Number of divisors d(n): 24
- Complete list of divisors:
- Sum of all divisors σ(n): 45682905696
- Sum of proper divisors (its aliquot sum) s(n): 14336927307
- 31345978389 is a deficient number, because the sum of its proper divisors (14336927307) is less than itself. Its deficiency is 17009051082
Bases of 31345978389
- Binary: 111010011000101110110101100000101012
- Hexadecimal: 0x74C5DAC15
- Base-36: EEEL3PX
Squares and roots of 31345978389
- 31345978389 squared (313459783892) is 982570361163655035321
- 31345978389 cubed (313459783893) is 30799629306707855629423097677869
-
The
square root of 31345978389 is 177047.9550545557 -
The
cube root of 31345978389 is 3153.0240008417
Scales and comparisons
How big is 31345978389?- 31,345,978,389 seconds is equal to 996 years, 36 weeks, 4 days, 16 hours, 13 minutes, 9 seconds.
-
To count from 1 to 31,345,978,389 would take you about one thousand, nine hundred ninety-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 31345978389 cubic inches would be around 262.8 feet tall.
Recreational maths with 31345978389
- 31345978389 backwards is 98387954313
- The number of decimal digits it has is: 11
- The sum of 31345978389's digits is 60
- More coming soon!
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The information we have on file for 31345978389 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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