138042363942
138,042,363,942 is an even composite number composed of six prime numbers multiplied together.
138042363942 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 138042363942:
2 × 33 × 7 × 31 × 311 × 37879
(2 × 3 × 3 × 3 × 7 × 31 × 311 × 37879)See below for interesting mathematical facts about the number 138042363942 from the Numbermatics database.
Names of 138042363942
- Cardinal: 138042363942 can be written as One hundred thirty-eight billion, forty-two million, three hundred sixty-three thousand, nine hundred forty-two.
Scientific notation
- Scientific notation: 1.38042363942 × 1011
Factors of 138042363942
Divisors of 138042363942
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 3 6 7 9 14 18 21 27 31 42 54 62 63 93 126 186 189 217 279 311 378 434 558 622 651 837 933 1302 1674 1866 1953 2177 2799 3906 4354 5598 5859 6531 8397 9641 11718 13062 16794 19282 19593 28923 37879 39186 57846 58779 67487 75758 86769 113637 117558 134974 173538 202461 227274 260307 265153 340911 404922 520614 530306 607383 681822 795459 1022733 1174249 1214766 1590918 1822149 2045466 2348498 2386377 3522747 3644298 4772754 7045494 7159131 8219743 10568241 11780369 14318262 16439486 21136482 23560738 24659229 31704723 35341107 49318458 63409446 70682214 73977687 82462583 106023321 147955374 164925166 212046642 221933061 247387749 318069963 365191439 443866122 494775498 636139926 730382878 742163247 1095574317 1484326494 2191148634 2226489741 2556340073 3286722951 4452979482 5112680146 6573445902 7669020219 9860168853 15338040438 19720337706 23007060657 46014121314 69021181971 138042363942
- Sum of all divisors σ(n): 363066163200
- Sum of proper divisors (its aliquot sum) s(n): 225023799258
- 138042363942 is an abundant number, because the sum of its proper divisors (225023799258) is greater than itself. Its abundance is 86981435316
Bases of 138042363942
- Binary: 100000001000111111011101010000001001102
- Hexadecimal: 0x2023F75026
- Base-36: 1REYUXPI
Squares and roots of 138042363942
- 138042363942 squared (1380423639422) is 19055694242695581779364
- 138042363942 cubed (1380423639423) is 2630493079817657575102389233292888
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The
square root of 138042363942 is 371540.5279939189 -
The
cube root of 138042363942 is 5168.1779953471
Scales and comparisons
How big is 138042363942?- 138,042,363,942 seconds is equal to 4,389 years, 16 weeks, 4 days, 13 hours, 5 minutes, 42 seconds.
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To count from 1 to 138,042,363,942 would take you about eight thousand, seven hundred seventy-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 138042363942 cubic inches would be around 430.7 feet tall.
Recreational maths with 138042363942
- 138042363942 backwards is 249363240831
- The number of decimal digits it has is: 12
- The sum of 138042363942's digits is 45
- More coming soon!
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The information we have on file for 138042363942 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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