138823646940
138,823,646,940 is an even composite number composed of five prime numbers multiplied together.
138823646940 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 138823646940:
22 × 32 × 5 × 11 × 70112953
(2 × 2 × 3 × 3 × 5 × 11 × 70112953)See below for interesting mathematical facts about the number 138823646940 from the Numbermatics database.
Names of 138823646940
- Cardinal: 138823646940 can be written as One hundred thirty-eight billion, eight hundred twenty-three million, six hundred forty-six thousand, nine hundred forty.
Scientific notation
- Scientific notation: 1.3882364694 × 1011
Factors of 138823646940
Divisors of 138823646940
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 3 4 5 6 9 10 11 12 15 18 20 22 30 33 36 44 45 55 60 66 90 99 110 132 165 180 198 220 330 396 495 660 990 1980 70112953 140225906 210338859 280451812 350564765 420677718 631016577 701129530 771242483 841355436 1051694295 1262033154 1402259060 1542484966 2103388590 2313727449 2524066308 3084969932 3155082885 3856212415 4206777180 4627454898 6310165770 6941182347 7712424830 9254909796 11568637245 12620331540 13882364694 15424849660 23137274490 27764729388 34705911735 46274548980 69411823470 138823646940
- Sum of all divisors σ(n): 459380074608
- Sum of proper divisors (its aliquot sum) s(n): 320556427668
- 138823646940 is an abundant number, because the sum of its proper divisors (320556427668) is greater than itself. Its abundance is 181732780728
Bases of 138823646940
- Binary: 100000010100101000100010111110110111002
- Hexadecimal: 0x205288BEDC
- Base-36: 1RRW0JJ0
Squares and roots of 138823646940
- 138823646940 squared (1388236469402) is 19272004949721771363600
- 138823646940 cubed (1388236469403) is 2675410010966107639011808767384000
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The
square root of 138823646940 is 372590.4547086519 -
The
cube root of 138823646940 is 5177.9098286365
Scales and comparisons
How big is 138823646940?- 138,823,646,940 seconds is equal to 4,414 years, 8 weeks, 3 days, 4 hours, 9 minutes.
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To count from 1 to 138,823,646,940 would take you about eight thousand, eight hundred twenty-eight 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 138823646940 cubic inches would be around 431.5 feet tall.
Recreational maths with 138823646940
- 138823646940 backwards is 049646328831
- The number of decimal digits it has is: 12
- The sum of 138823646940's digits is 54
- More coming soon!
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The information we have on file for 138823646940 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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