31201156989
31,201,156,989 is an odd composite number composed of three prime numbers multiplied together.
31201156989 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 31201156989:
39 × 23 × 413
(3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 23 × 41 × 41 × 41)See below for interesting mathematical facts about the number 31201156989 from the Numbermatics database.
Names of 31201156989
- Cardinal: 31201156989 can be written as Thirty-one billion, two hundred one million, one hundred fifty-six thousand, nine hundred eighty-nine.
Scientific notation
- Scientific notation: 3.1201156989 × 1010
Factors of 31201156989
Divisors of 31201156989
- Number of divisors d(n): 80
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Complete list of divisors:
1 3 9 23 27 41 69 81 123 207 243 369 621 729 943 1107 1681 1863 2187 2829 3321 5043 5589 6561 8487 9963 15129 16767 19683 25461 29889 38663 45387 50301 68921 76383 89667 115989 136161 150903 206763 229149 269001 347967 408483 452709 620289 687447 807003 1043901 1225449 1585183 1860867 2062341 3131703 3676347 4755549 5582601 6187023 9395109 11029041 14266647 16747803 18561069 28185327 33087123 42799941 50243409 84555981 128399823 150730227 253667943 385199469 452190681 761003829 1155598407 1356572043 3466795221 10400385663 31201156989
- Sum of all divisors σ(n): 50056642944
- Sum of proper divisors (its aliquot sum) s(n): 18855485955
- 31201156989 is a deficient number, because the sum of its proper divisors (18855485955) is less than itself. Its deficiency is 12345671034
Bases of 31201156989
- Binary: 111010000111011101111011111011111012
- Hexadecimal: 0x743BBDF7D
- Base-36: EC0D2T9
Squares and roots of 31201156989
- 31201156989 squared (312011569892) is 973512197452223546121
- 31201156989 cubed (312011569893) is 30374706903413192689643602989669
-
The
square root of 31201156989 is 176638.4923763787 -
The
cube root of 31201156989 is 3148.1607466957
Scales and comparisons
How big is 31201156989?- 31,201,156,989 seconds is equal to 992 years, 5 weeks, 1 day, 12 hours, 3 minutes, 9 seconds.
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To count from 1 to 31,201,156,989 would take you about one thousand, nine hundred eighty-four 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 31201156989 cubic inches would be around 262.3 feet tall.
Recreational maths with 31201156989
- 31201156989 backwards is 98965110213
- The number of decimal digits it has is: 11
- The sum of 31201156989's digits is 45
- More coming soon!
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