21007382916
21,007,382,916 is an even composite number composed of five prime numbers multiplied together.
21007382916 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.
Prime factorization of 21007382916:
22 × 3 × 13 × 5521 × 24391
(2 × 2 × 3 × 13 × 5521 × 24391)See below for interesting mathematical facts about the number 21007382916 from the Numbermatics database.
Names of 21007382916
- Cardinal: 21007382916 can be written as Twenty-one billion, seven million, three hundred eighty-two thousand, nine hundred sixteen.
Scientific notation
- Scientific notation: 2.1007382916 × 1010
Factors of 21007382916
Divisors of 21007382916
- Number of divisors d(n): 48
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Complete list of divisors:
1 2 3 4 6 12 13 26 39 52 78 156 5521 11042 16563 22084 24391 33126 48782 66252 71773 73173 97564 143546 146346 215319 287092 292692 317083 430638 634166 861276 951249 1268332 1902498 3804996 134662711 269325422 403988133 538650844 807976266 1615952532 1750615243 3501230486 5251845729 7002460972 10503691458 21007382916
- Sum of all divisors σ(n): 52799508608
- Sum of proper divisors (its aliquot sum) s(n): 31792125692
- 21007382916 is an abundant number, because the sum of its proper divisors (31792125692) is greater than itself. Its abundance is 10784742776
Bases of 21007382916
- Binary: 100111001000010001100111001100001002
- Hexadecimal: 0x4E4233984
- Base-36: 9NF94EC
Squares and roots of 21007382916
- 21007382916 squared (210073829162) is 441310136979448663056
- 21007382916 cubed (210073829163) is 9270771032239689687381654751296
-
The
square root of 21007382916 is 144939.2387036719 -
The
cube root of 21007382916 is 2759.2474544587
Scales and comparisons
How big is 21007382916?- 21,007,382,916 seconds is equal to 667 years, 50 weeks, 3 days, 8 minutes, 36 seconds.
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To count from 1 to 21,007,382,916 would take you about one thousand, three hundred thirty-five 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 21007382916 cubic inches would be around 229.9 feet tall.
Recreational maths with 21007382916
- 21007382916 backwards is 61928370012
- 21007382916 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21007382916's digits is 39
- More coming soon!
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"Number 21007382916 - Facts about the integer". Numbermatics.com. 2024. Web. 3 May 2024.
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The information we have on file for 21007382916 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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