31139516720
31,139,516,720 is an even composite number composed of five prime numbers multiplied together.
31139516720 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 31139516720:
24 × 5 × 13 × 37 × 809239
(2 × 2 × 2 × 2 × 5 × 13 × 37 × 809239)See below for interesting mathematical facts about the number 31139516720 from the Numbermatics database.
Names of 31139516720
- Cardinal: 31139516720 can be written as Thirty-one billion, one hundred thirty-nine million, five hundred sixteen thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 3.113951672 × 1010
Factors of 31139516720
Divisors of 31139516720
- Number of divisors d(n): 80
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Complete list of divisors:
1 2 4 5 8 10 13 16 20 26 37 40 52 65 74 80 104 130 148 185 208 260 296 370 481 520 592 740 962 1040 1480 1924 2405 2960 3848 4810 7696 9620 19240 38480 809239 1618478 3236956 4046195 6473912 8092390 10520107 12947824 16184780 21040214 29941843 32369560 42080428 52600535 59883686 64739120 84160856 105201070 119767372 149709215 168321712 210402140 239534744 299418430 389243959 420804280 479069488 598836860 778487918 841608560 1197673720 1556975836 1946219795 2395347440 3113951672 3892439590 6227903344 7784879180 15569758360 31139516720
- Sum of all divisors σ(n): 80075916480
- Sum of proper divisors (its aliquot sum) s(n): 48936399760
- 31139516720 is an abundant number, because the sum of its proper divisors (48936399760) is greater than itself. Its abundance is 17796883040
Bases of 31139516720
- Binary: 111010000000000111101010001001100002
- Hexadecimal: 0x7400F5130
- Base-36: EAZNWVK
Squares and roots of 31139516720
- 31139516720 squared (311395167202) is 969669501555159558400
- 31139516720 cubed (311395167203) is 30195039656550957071064616448000
-
The
square root of 31139516720 is 176463.9246985061 -
The
cube root of 31139516720 is 3146.0862359659
Scales and comparisons
How big is 31139516720?- 31,139,516,720 seconds is equal to 990 years, 7 weeks, 2 days, 1 hour, 45 minutes, 20 seconds.
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To count from 1 to 31,139,516,720 would take you about one thousand, nine hundred eighty 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 31139516720 cubic inches would be around 262.2 feet tall.
Recreational maths with 31139516720
- 31139516720 backwards is 02761593113
- The number of decimal digits it has is: 11
- The sum of 31139516720's digits is 38
- More coming soon!
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The information we have on file for 31139516720 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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