31380889568
31,380,889,568 is an even composite number composed of four prime numbers multiplied together.
31380889568 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 31380889568:
25 × 7 × 533 × 941
(2 × 2 × 2 × 2 × 2 × 7 × 53 × 53 × 53 × 941)See below for interesting mathematical facts about the number 31380889568 from the Numbermatics database.
Names of 31380889568
- Cardinal: 31380889568 can be written as Thirty-one billion, three hundred eighty million, eight hundred eighty-nine thousand, five hundred sixty-eight.
Scientific notation
- Scientific notation: 3.1380889568 × 1010
Factors of 31380889568
Divisors of 31380889568
- Number of divisors d(n): 96
-
Complete list of divisors:
1 2 4 7 8 14 16 28 32 53 56 106 112 212 224 371 424 742 848 941 1484 1696 1882 2809 2968 3764 5618 5936 6587 7528 11236 11872 13174 15056 19663 22472 26348 30112 39326 44944 49873 52696 78652 89888 99746 105392 148877 157304 199492 210784 297754 314608 349111 398984 595508 629216 698222 797968 1042139 1191016 1396444 1595936 2084278 2382032 2643269 2792888 4168556 4764064 5286538 5585776 8337112 10573076 11171552 16674224 18502883 21146152 33348448 37005766 42292304 74011532 84584608 140093257 148023064 280186514 296046128 560373028 592092256 980652799 1120746056 1961305598 2241492112 3922611196 4482984224 7845222392 15690444784 31380889568
- Sum of all divisors σ(n): 72041296320
- Sum of proper divisors (its aliquot sum) s(n): 40660406752
- 31380889568 is an abundant number, because the sum of its proper divisors (40660406752) is greater than itself. Its abundance is 9279517184
Bases of 31380889568
- Binary: 111010011100111001001011111111000002
- Hexadecimal: 0x74E725FE0
- Base-36: EEZDDCW
Squares and roots of 31380889568
- 31380889568 squared (313808895682) is 984760230079011226624
- 31380889568 cubed (313808895683) is 30902652031067723217319965458432
-
The
square root of 31380889568 is 177146.5200561389 -
The
cube root of 31380889568 is 3154.1941131501
Scales and comparisons
How big is 31380889568?- 31,380,889,568 seconds is equal to 997 years, 42 weeks, 2 days, 17 hours, 46 minutes, 8 seconds.
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To count from 1 to 31,380,889,568 would take you about one thousand, nine hundred ninety-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 31380889568 cubic inches would be around 262.8 feet tall.
Recreational maths with 31380889568
- 31380889568 backwards is 86598808313
- The number of decimal digits it has is: 11
- The sum of 31380889568's digits is 59
- More coming soon!
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