21431814264
21,431,814,264 is an even composite number composed of four prime numbers multiplied together.
21431814264 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 21431814264:
23 × 32 × 7 × 65212
(2 × 2 × 2 × 3 × 3 × 7 × 6521 × 6521)See below for interesting mathematical facts about the number 21431814264 from the Numbermatics database.
Names of 21431814264
- Cardinal: 21431814264 can be written as Twenty-one billion, four hundred thirty-one million, eight hundred fourteen thousand, two hundred sixty-four.
Scientific notation
- Scientific notation: 2.1431814264 × 1010
Factors of 21431814264
Divisors of 21431814264
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 56 63 72 84 126 168 252 504 6521 13042 19563 26084 39126 45647 52168 58689 78252 91294 117378 136941 156504 182588 234756 273882 365176 410823 469512 547764 821646 1095528 1643292 3286584 42523441 85046882 127570323 170093764 255140646 297664087 340187528 382710969 510281292 595328174 765421938 892992261 1020562584 1190656348 1530843876 1785984522 2381312696 2678976783 3061687752 3571969044 5357953566 7143938088 10715907132 21431814264
- Sum of all divisors σ(n): 66346742280
- Sum of proper divisors (its aliquot sum) s(n): 44914928016
- 21431814264 is an abundant number, because the sum of its proper divisors (44914928016) is greater than itself. Its abundance is 23483113752
Bases of 21431814264
- Binary: 100111111010110111110001000011110002
- Hexadecimal: 0x4FD6F8878
- Base-36: 9UFY5Q0
Squares and roots of 21431814264
- 21431814264 squared (214318142642) is 459322662646593861696
- 21431814264 cubed (214318142643) is 9844117993087730316111176031744
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The
square root of 21431814264 is 146396.0869149173 -
The
cube root of 21431814264 is 2777.7062262137
Scales and comparisons
How big is 21431814264?- 21,431,814,264 seconds is equal to 681 years, 24 weeks, 1 day, 9 hours, 44 minutes, 24 seconds.
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To count from 1 to 21,431,814,264 would take you about one thousand, three hundred sixty-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 21431814264 cubic inches would be around 231.5 feet tall.
Recreational maths with 21431814264
- 21431814264 backwards is 46241813412
- 21431814264 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21431814264's digits is 36
- More coming soon!
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Keywords: Divisors of 21431814264, math, Factors of 21431814264, curriculum, school, college, exams, university, Prime factorization of 21431814264, STEM, science, technology, engineering, physics, economics, calculator, twenty-one billion, four hundred thirty-one million, eight hundred fourteen thousand, two hundred sixty-four.