231388047930
231,388,047,930 is an even composite number composed of seven prime numbers multiplied together.
231388047930 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 231388047930:
2 × 3 × 5 × 13 × 23 × 2617 × 9857
See below for interesting mathematical facts about the number 231388047930 from the Numbermatics database.
Names of 231388047930
- Cardinal: 231388047930 can be written as Two hundred thirty-one billion, three hundred eighty-eight million, forty-seven thousand, nine hundred thirty.
Scientific notation
- Scientific notation: 2.3138804793 × 1011
Factors of 231388047930
Divisors of 231388047930
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 3 5 6 10 13 15 23 26 30 39 46 65 69 78 115 130 138 195 230 299 345 390 598 690 897 1495 1794 2617 2990 4485 5234 7851 8970 9857 13085 15702 19714 26170 29571 34021 39255 49285 59142 60191 68042 78510 98570 102063 120382 128141 147855 170105 180573 204126 226711 256282 295710 300955 340210 361146 384423 453422 510315 601910 640705 680133 768846 782483 902865 1020630 1133555 1281410 1360266 1564966 1805730 1922115 2267110 2347449 2947243 3400665 3844230 3912415 4694898 5894486 6801330 7824830 8841729 11737245 14736215 17683458 23474490 25795769 29472430 44208645 51591538 77387307 88417290 128978845 154774614 257957690 335344997 386936535 593302687 670689994 773873070 1006034991 1186605374 1676724985 1779908061 2012069982 2966513435 3353449970 3559816122 5030174955 5933026870 7712934931 8899540305 10060349910 15425869862 17799080610 23138804793 38564674655 46277609586 77129349310 115694023965 231388047930
- Sum of all divisors σ(n): 624353038848
- Sum of proper divisors (its aliquot sum) s(n): 392964990918
- 231388047930 is an abundant number, because the sum of its proper divisors (392964990918) is greater than itself. Its abundance is 161576942988
Bases of 231388047930
- Binary: 110101110111111100110101101010001110102
- Hexadecimal: 0x35DFCD6A3A
- Base-36: 2YAQGWFU
Squares and roots of 231388047930
- 231388047930 squared (2313880479302) is 53540428724855977284900
- 231388047930 cubed (2313880479303) is 12388615287979723654345432465257000
-
The
square root of 231388047930 is 481028.1155296433 -
The
cube root of 231388047930 is 6139.2262774087
Scales and comparisons
How big is 231388047930?- 231,388,047,930 seconds is equal to 7,357 years, 22 weeks, 9 hours, 45 minutes, 30 seconds.
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To count from 1 to 231,388,047,930 would take you about fourteen thousand, seven hundred fourteen 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 231388047930 cubic inches would be around 511.6 feet tall.
Recreational maths with 231388047930
- 231388047930 backwards is 039740883132
- The number of decimal digits it has is: 12
- The sum of 231388047930's digits is 48
- More coming soon!
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