18131320832
18,131,320,832 is an even composite number composed of three prime numbers multiplied together.
18131320832 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 18131320832:
217 × 43 × 3217
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 43 × 3217)See below for interesting mathematical facts about the number 18131320832 from the Numbermatics database.
Names of 18131320832
- Cardinal: 18131320832 can be written as Eighteen billion, one hundred thirty-one million, three hundred twenty thousand, eight hundred thirty-two.
Scientific notation
- Scientific notation: 1.8131320832 × 1010
Factors of 18131320832
Divisors of 18131320832
- Number of divisors d(n): 72
-
Complete list of divisors:
1 2 4 8 16 32 43 64 86 128 172 256 344 512 688 1024 1376 2048 2752 3217 4096 5504 6434 8192 11008 12868 16384 22016 25736 32768 44032 51472 65536 88064 102944 131072 138331 176128 205888 276662 352256 411776 553324 704512 823552 1106648 1409024 1647104 2213296 2818048 3294208 4426592 5636096 6588416 8853184 13176832 17706368 26353664 35412736 52707328 70825472 105414656 141650944 210829312 283301888 421658624 566603776 1133207552 2266415104 4532830208 9065660416 18131320832
- Sum of all divisors σ(n): 37117351656
- Sum of proper divisors (its aliquot sum) s(n): 18986030824
- 18131320832 is an abundant number, because the sum of its proper divisors (18986030824) is greater than itself. Its abundance is 854709992
Bases of 18131320832
- Binary: 100001110001011011000000000000000002
- Hexadecimal: 0x438B60000
- Base-36: 8BUX4OW
Squares and roots of 18131320832
- 18131320832 squared (181313208322) is 328744795112917172224
- 18131320832 cubed (181313208323) is 5960577352042406917035542970368
-
The
square root of 18131320832 is 134652.5931127953 -
The
cube root of 18131320832 is 2627.0992529079
Scales and comparisons
How big is 18131320832?- 18,131,320,832 seconds is equal to 576 years, 27 weeks, 6 hours, 32 seconds.
-
To count from 1 to 18,131,320,832 would take you about one thousand, one hundred fifty-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 18131320832 cubic inches would be around 218.9 feet tall.
Recreational maths with 18131320832
- 18131320832 backwards is 23802313181
- 18131320832 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 18131320832's digits is 32
- More coming soon!
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The information we have on file for 18131320832 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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