138825470
138,825,470 is an even composite number composed of five prime numbers multiplied together.
138825470 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 138825470:
2 × 5 × 7 × 233 × 163
(2 × 5 × 7 × 23 × 23 × 23 × 163)See below for interesting mathematical facts about the number 138825470 from the Numbermatics database.
Names of 138825470
- Cardinal: 138825470 can be written as One hundred thirty-eight million, eight hundred twenty-five thousand, four hundred seventy.
Scientific notation
- Scientific notation: 1.3882547 × 108
Factors of 138825470
Divisors of 138825470
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 5 7 10 14 23 35 46 70 115 161 163 230 322 326 529 805 815 1058 1141 1610 1630 2282 2645 3703 3749 5290 5705 7406 7498 11410 12167 18515 18745 24334 26243 37030 37490 52486 60835 85169 86227 121670 131215 170338 172454 262430 425845 431135 603589 851690 862270 1207178 1983221 3017945 3966442 6035890 9916105 13882547 19832210 27765094 69412735 138825470
- Sum of all divisors σ(n): 300395520
- Sum of proper divisors (its aliquot sum) s(n): 161570050
- 138825470 is an abundant number, because the sum of its proper divisors (161570050) is greater than itself. Its abundance is 22744580
Bases of 138825470
- Binary: 10000100011001001110111111102
- Hexadecimal: 0x8464EFE
- Base-36: 2ANIF2
Squares and roots of 138825470
- 138825470 squared (1388254702) is 19272511120720900
- 138825470 cubed (1388254703) is 2675515414414305681323000
-
The
square root of 138825470 is 11782.4220769755 -
The
cube root of 138825470 is 517.7932494321
Scales and comparisons
How big is 138825470?- 138,825,470 seconds is equal to 4 years, 21 weeks, 3 days, 18 hours, 37 minutes, 50 seconds.
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To count from 1 to 138,825,470 would take you about six 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 138825470 cubic inches would be around 43.1 feet tall.
Recreational maths with 138825470
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The information we have on file for 138825470 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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