31890805689721
31,890,805,689,721 is an odd composite number composed of three prime numbers multiplied together.
What does the number 31890805689721 look like?
This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.
31890805689721 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 31890805689721:
112 × 43 × 6129311107
(11 × 11 × 43 × 6129311107)See below for interesting mathematical facts about the number 31890805689721 from the Numbermatics database.
Names of 31890805689721
- Cardinal: 31890805689721 can be written as Thirty-one trillion, eight hundred ninety billion, eight hundred five million, six hundred eighty-nine thousand, seven hundred twenty-one.
Scientific notation
- Scientific notation: 3.1890805689721 × 1013
Factors of 31890805689721
- Number of distinct prime factors ω(n): 3
- Total number of prime factors Ω(n): 4
- Sum of prime factors: 6129311161
Divisors of 31890805689721
- Number of divisors d(n): 12
- Complete list of divisors:
- Sum of all divisors σ(n): 35868728604016
- Sum of proper divisors (its aliquot sum) s(n): 3977922914295
- 31890805689721 is a deficient number, because the sum of its proper divisors (3977922914295) is less than itself. Its deficiency is 27912882775426
Bases of 31890805689721
- Binary: 1110100000001001010000010010100001101011110012
- Hexadecimal: 0x1D0128250D79
- Base-36: BAYFMB7ND
Squares and roots of 31890805689721
- 31890805689721 squared (318908056897212) is 1017023487539541306525057841
- 31890805689721 cubed (318908056897213) is 32433698423005898445095816698821424152361
-
The
square root of 31890805689721 is 5647194.4972456013 -
The
cube root of 31890805689721 is 31711.8683943445
Scales and comparisons
How big is 31890805689721?- 31,890,805,689,721 seconds is equal to 1,014,028 years, 50 weeks, 5 days, 8 hours, 2 minutes, 1 second.
-
To count from 1 to 31,890,805,689,721 would take you about two million, five hundred thirty-five thousand and seventy-two 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 31890805689721 cubic inches would be around 2642.7 feet tall.
Recreational maths with 31890805689721
- 31890805689721 backwards is 12798650809813
- The number of decimal digits it has is: 14
- The sum of 31890805689721's digits is 67
- More coming soon!
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The information we have on file for 31890805689721 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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